Loy Anna

Loy Anna
Università degli Studi del Molise | Università del Molise · Department of Biosciences and Territory

PhD

About

193
Publications
68,558
Reads
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2,955
Citations
Citations since 2016
57 Research Items
1758 Citations
2016201720182019202020212022050100150200250300
2016201720182019202020212022050100150200250300
2016201720182019202020212022050100150200250300
2016201720182019202020212022050100150200250300
Additional affiliations
January 2010 - present
Università degli Studi di Roma "La Sapienza"
January 2006 - December 2010

Publications

Publications (193)
Article
Full-text available
Assessing landscape connectivity allows defining the degree to which the landscape facilitates or impedes the movement of a species between resource patches. In this phase of climate change and biodiversity crisis, maintaining landscape connectivity by restoring and protecting connecting areas and corridors is a key strategy to ensure the survival...
Poster
Full-text available
AIMS exploring the diet composition along a river-to-lake gradient evaluating any spatial pattern in prey composition evaluating any seasonal variation in prey composition We are grateful for ALMNP for funding this study. AKNOWLEDGMENTS. REFERENCES a Carss, D. N., Elston, D. A., & Morley, H. S. (1998). The effects of otter (Lutra lutra) activity on...
Article
Full-text available
Stable isotope analysis of animal tissue samples is increasingly used to study the trophic ecology of target species. The isotopic signatures respond to the type of diet, but also to the environmental conditions of their habitat. In the case of omnivorous, seasonal or opportunistic feeding species, the interpretation of isotopic values is more comp...
Article
Full-text available
Otters are semi-aquatic mammals specialized in feeding on aquatic prey. The Eurasian otter Lutra lutra is the most widely distributed otter species. Despite a low degree of genetic variation across its European range, the population from Great Britain exhibits distinct genetic structuring. We examined 43 skulls of adult Eurasian otters belonging to...
Article
Full-text available
Aim Climate Change Vulnerability Assessment (CCVA) prescribes the quantification of species vulnerability based on three components: sensitivity, adaptive capacity and exposure. Such assessments should be performed through combined approaches that integrate trait‐based elements (e.g., measures of species sensitivity such as niche width) with correl...
Article
Biological significance of scat marking by otters has been a controversial subject among scientists. Using multiyear (2014-2017) data of otter spraint counts in South Korea, this study aimed to test whether the observed pattern of spraint presence/absence is driven by detection error and if/how scat counts can be a proxy for otter abundance at the...
Article
Full-text available
The Eurasian otter is endangered in Italy, only surviving in southern river basins. The spatial and social structure of a population living at the border of the current range was explored through a noninvasive genetic study along 174 km of the Sangro river. Sampling was conducted in 2011 and 2012, collecting spraints and anal jellies at 62 marking...
Article
Full-text available
Key message Leaf shape in European beech provenances varies geographically, with narrower and longer lamina observed in southern provenances, indicating a direct selection favoring leaf shape that likely safeguards trees performances under less favorable growing conditions. AbstractSpatial and environmental patterns of European beech (Fagus sylvati...
Article
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Mediterranean landscapes constitute a biodiversity hotspot where species distribution and composition have been shaped by a long history of traditional land use. In this work, we investigated the effects of landscape patterns on community composition and the functional, morphological, and ecological traits of 21 small mammal species in the Mediterr...
Article
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The assessment of the occurrence of rare and endangered species in freshwater environments is crucial for ecological studies and conservation issues, but it can be time-consuming and challenging in harsh environments. Detecting DNA traces from the environment (environmental DNA, eDNA) can provide innovative and reliable solutions for the monitoring...
Article
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Recognizing the imperative to evaluate species recovery and conservation impact, in 2012 the International Union for Conservation of Nature (IUCN) called for development of a "Green List of Species" (now the IUCN Green Status of Species). A draft Green Status framework for assessing species' progress toward recovery, published in 2018, proposed 2 s...
Article
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When an alien species is introduced in a new area, the new population may be genetically and phenotypically different from the parent population because of the population bottleneck, increased inbreeding rate and adaptation to the new environment. In this study we investigated the variation in shape and size of the mandible among and within three p...
Article
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We explored fluctuating asymmetry (FA) and morphological integration (MI) in the skull of the small, highly inbred and divergent Apennine bear ( Ursus arctos marsicanus ), to explore its uniqueness and investigate any potential effects of inbreeding depression. We used 3D geometric morphometrics contrasting Apennine bears with other two large outbr...
Article
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I am delighted to launch a new open access journal devoted to ex situ research and conservation of our planet’s biodiversity [...]
Article
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Aim Roads impact wildlife in different ways, among which road mortality has been the most studied. Budgets in conservation biology are usually small, and macroecological approaches have been employed in recent years as the first steps towards guiding management. Carnivores are particularly vulnerable to mortality on roads due to their elevated ecol...
Article
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Individual recognition of wild animals is a fundamental tool to acquire information about the structure and dynamics of animal populations. Recently, individual identification from camera trapping has been successfully applied to Capture-Mark- Recapture (CMR) studies in various taxa. We collected 281 photos of 48 specimens of Western Polecat (Muste...
Article
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The validity of using spraint (otter faeces) density for population monitoring has been debated for more than 30 years. In this study, we investigated endangered Eurasian otter (Lutra lutra) spraint occurrence and densities at large scales (over 23,800 km 2 , a quarter of South Korea) over three years (2014-2016). To clarify the spatial heterogenei...
Article
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The European Union (EU) has recently adopted a regulation on invasive alien species that foresees the possibility of developing lists of species of National Concern. We developed a prioritisation process for alien mammals already established in Italy, but not yet included in the EU list (n = 6 species) and a systematic horizon-scanning procedure to...
Article
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Background: Understanding the mechanisms promoting or constraining morphological diversification within clades is a central topic in evolutionary biology. Ecological transitions are of particular interest because of their influence upon the selective forces and factors involved in phenotypic evolution. Here we focused on the humerus and mandibles...
Article
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Checklists represent a basic tool for conservation and management of regional faunas. However, our knowledge on species composition in a territory changes over time due to species movements across borders, extinctions, introductions, as well as to new taxonomic evidence. We aimed to provide the most updated data on native and non-native species of...
Article
• The common dolphin (Delphinus delphis) has a worldwide distribution, from tropical to temperate seas and oceans. Because of the high degree of geographic variation, the taxonomy of the species is still uncertain. • Skulls from 195 museum specimens from nine marine areas were examined using two‐ and three‐dimensional geometric morphometrics. Size...
Article
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Collisions with vehicles represent the main conflict between infrastructures and wildlife, causing damages to both humans and animals. As to the latter, road mortality is a growing phenomenon and the largest single cause of death for many vertebrates. When focusing on endangered species, the Eurasian otter (Lutra lutra) is among the most vulnerable...
Article
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Preserving species within protected areas (PAs) does not guarantee adequate levels of protection if not coupled with conservation of functional connectivity for a target species. We propose an analytical framework to assess the effectiveness of PAs in preserving habitat and functional connectivity for mobile vertebrates. We implemented it in centra...
Article
Full-text available
Aim The establishment and spread of invasive alien species may be influenced by several mutually interacting factors, whose understanding is paramount to develop effective biosecurity policies. However, studies focused on modelling spatially explicit patterns of future invasion risk have so far focused on species response to climate change impacts,...
Data
Supplementary resources of the article: Habitat suitability vs landscape connectivity determining road-kill risk at a regional scale: a case study on European badger (Meles meles).
Article
Full-text available
Collisions between wildlife and vehicles represent the main conflict between infrastructures and ecosystems. Road mortality is the largest single cause of death for many vertebrates, representing a growing phenomenon of remarkable dimension. Most studies in road ecology investigated spatial roadkill patterns, showing that roadkill probability is of...
Article
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The prevailing method for estimating the potential impact of future climate change on biological communities is to stack binary predictions from species distribution models (binary stacked species distribution models, bS-SDM). However, it has been argued that bS-SDM may overestimate species richness and, hence, community composition. Alternative ap...
Article
The Eurasian otter ( Lutra lutra ) is among the most endangered mammals in Italy, its population being isolated and genetically distinct from other European populations. Yet, its ecology and behavior are largely unknown in Italy, preventing its much-needed effective conservation. We radio-tracked one male and one female otter daily in Southern Ital...
Article
Full-text available
Following a severe decline in Italy in the second half of the last century, the Eurasian otter (Lutra lutra) has been confined in the southern part of the peninsula with two isolated nuclei. Similar to other European populations, a slow recovery of the two disjointed populations started in the 90s. Filling the range gap was set as a main objective...
Article
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Biodiversity loss and habitat degradation are big challenges to be tackled by conservation planning since their effects on both ecological and social-economic systems are remarkably detrimental. Efforts to limit anthropogenic impacts on species and habitats need to be assisted by tools for biodiversity monitoring. Effective monitoring tools could h...
Article
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The use of database technologies as a tool for implementing data for quantitative ecological studies and biodiversity conservation planning has recently attracted the attention of the biological community. Despite the fact that the number of biodiversity data sets is quickly rising, online databases of small mammals are still scarce, especially for...
Poster
Full-text available
Most research on small mammal decline focused on limited spatial and temporal scales, especially for the Mediterranean region. Landscape fragmentation and degradation are considered the main drivers of biodiversity loss, yet the synergetic effect of landscape change and biotic interactions on small mammal assemblages have been poorly investigated....
Article
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Quantification of niche overlap represents an important topic in several aspects of ecology and conservation biology, although it could be potentially affected by imperfect detection, i.e., failure to detect a species at occupied sites. We investigate the effect of imperfect detection on niche overlap quan-tification in two arboreal rodents, the ed...
Article
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The peregrine falcon has shown an increasing tendency to replace the lanner falcon at its breeding sites in the Mediterranean area. This has been suggested as the main cause of the reduction in the distribution of the lanner observed in central Italy. We focused on these two falcon species to disentangle the relative contribution of habitat filteri...
Article
Climate change impact on species is commonly assessed by predicting species' range change, a measure of a species' extrinsic exposure. However, this is only one dimension of species' vulnerability to climate change. Spatial arrangement of suitable habitats (e.g., fragmentation), their degree of protection or human disturbance, as well as species' i...
Article
Full-text available
The adaptation to a particular function could directly influence the morphological evolution of an anatomical structure as well as its rates. The humeral morphology of moles (subfamily Talpinae) is highly modified in response to intense burrowing and fully fossorial lifestyle. However, little is known of the evolutionary pathways that marked its di...
Article
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Phenotypic changes in the mammalian mandible can occur at different spatial and temporal scales. We investigated mandibular size and shape variation in three extant closely related dolphins (Cetacea, Odontoceti): Tursiops truncatus, Stenella coeruleoalba and Delphinus delphis in order to test the hypothesis that similar phenotypic changes occur acr...
Conference Paper
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The aim of this study was to describe the pattern of morphological variation of the bottlenose dolphin in the Mediterranean Sea and to verify the existence of sub-populations, based on differences in cranial morphology investigated through a Geometric Morphometric (GM) approach.
Article
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We investigated the spatial relationships among three phylogenetically related and ecologically convergent moles in Italy: Talpa europaea, Talpa romana and Talpa caeca. The spatial niche of each species was described through environmental predictors of climate, soil moisture and topography. Niche overlap between each species pair was quantified, an...
Poster
Full-text available
In Italy Red Kite breeding population estimate is 425-525 pairs concentrated mainly in Basilicata, Abruzzo and Molise (82%). Small populations are also present in Calabria, Apulia, Sicily, Lazio, Campania, Tuscany and Marche. In new Italian Red List of breeding birds, its status improved from Endangered to Vulnerable. Bibliographic research was car...
Article
We sought to assess different megafaunal species responses to the intense climatic changes that characterized the end of the Quaternary. Eurasia. We used species distribution modelling, niche overlap tests and co-occurrence analysis to model climatic niche evolution and change in six different megafauna species, including three extinct (woolly mamm...
Article
The family Ursidae is currently one of the taxonomic groups with the lowest number of species among Carnivora. Extant bear species exhibit broad ecological adaptations both at inter- and intraspecific level, and taxonomic issues within this family remain unresolved (i.e., the number of recognizable subspecies). Here, we investigate a sample of bear...
Conference Paper
Full-text available
La IV Conferenza del Centro Studi per le Reti Ecologiche “Road Ecology experiences: research, planning and design for the ecological sustainability of infrastructures” organizzata dal Centro Studi per le Reti Ecologiche della Riserva Naturale Regionale Monte Genzana Alto Gizio, dal Comune di Pettorano sul Gizio (AQ) e Legambiente Abruzzo Onlus, vuo...
Poster
Full-text available
The growing numbers of road infrastructure have a great impact on biodiversity, such as habitat loss, degradation, fragmentation and roads impacts. The European polecat (Mustela putorius) is a small-sized, elusive and poorly studied carnivore that is often fund along roads. We collected 223 records of polecat road casualties in Italy and analysed t...
Article
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Feeding adaptation, social behaviour, and interspecific interactions related to sexual dimorphism and allometric growth are particularly challenging to be investigated in the high sexual monomorphic Delphinidae. We used geometric morphometrics to extensively explore sexual dimorphism and ontogenetic allometry of different projections of the skull a...
Data
Number and localities of specimens. (DOC)
Data
2D coordinates in TPS files. (ZIP)
Poster
Full-text available
Small mammal communities in European forests stresses their potential use as bioin- dicators. However, to effectively study the role of small mammals as biondicators, an accurate assessment of species detection is crucial, as sampling biases can misrepresent abundance and niche estimates. We explored detection probability and niche overlap in two E...
Poster
Full-text available
The Eurasian otter Lutra lutra is among the most endangered mammals in Lebanon, being disappeared from most rivers and lakes. Following a new recent record in the Anjar municipality Valley, the Society for the Protection of Nature in Lebanon (SPNL) stressed the need for an action plan for the otter in the Hima Hima Kfar Zabad in the Beqaa Valley. H...
Presentation
Full-text available
By applying 2D geometric morphometrics, we aim to study patterns of mandibular morphological variation to provide a broad overview of the morphological variation within the genus Ursus and within the Brown bear by means of mandibular size and shape. Morphological divergence and convergence among species and subspecies are interpreted taking into ac...
Conference Paper
Small mammals in general, and rodents in particular, are important functional components of ecosystems. The ecological distribution and the relative abundance of small mammals play a key role in many ecosystems, including European temperate forests. We designed a study to investigate and characterize environmental niche of two strictly forest-depen...
Poster
Full-text available
Along with Basilicata and Abruzzo, Molise is one of Italy’s regions of strategic importance for breeding and wintering Red Kites (Milvus milvus). Between 2009 and 2011, as part of a study carried under an agreement between the Molise regional administration and the Italian Zoological Union for the implementation of the Management Plans for Natura 2...
Poster
Full-text available
Il Molise, insieme a Basilicata ed Abruzzo, è una regione strategica in Italia sia per la riproduzione che per lo svernamento del Nibbio reale (Milvus milvus). Dal 2009 al 2011, grazie allo studio realizzato nell’ambito di una convenzione stipulata tra Regione Molise e Unione Zoologica Italiana per la realizzazione dei Piani di Gestione dei Siti Na...
Poster
Full-text available
Le prime fonti bibliografiche in cui ritroviamo notizie del Lanario (Falco biarmicus) in Molise risalgono alla prima metà del '900: la specie veniva ritenuta accidentale sia da Altobello (1921) sia da De Leone (1933). I primi monitoraggi della specie sono stati condotti negli anni '80 quando il Lanario era segnalato come nidificante con meno di 5 c...
Article
Aim: Recently, increasing attention has been devoted to the development of sustainable forestry practices aimed at finding a balance between the maintenance and enhancement of different forest resources. However, the long-term, large-scale effects of conservation-oriented forest management on vertebrates have been poorly studied. We tested the hypo...
Conference Paper
Full-text available
Climate change is expected to threat biodiversity in plenty of ways. The impacts are predicted to be particularly relevant in the Mediterranean region, considered as one of the major biodiversity hotspot. Although birds have been the topic of many investigations, few studies investigated the potential impacts of climate change on bird community and...
Conference Paper
Full-text available
The Eurasian otter (Lutra lutra) still represents one of the most endangered carnivores in Italy and needs reliable data to be conserved and managed. We conducted our study in the Sangro river basin where is present the northernmost metapopulation to date recorded in south central Italy. We used two non-invasive methods: genetics on spraints and ca...
Conference Paper
Full-text available
Updated synthesis of the situation of the otter in italy, with special emphasis on trends and threats in the whole country.
Poster
Full-text available
Updated synthesis of the situation of the otter in italy, with special emphasis on trends and threats in the whole country.
Article
The enigmatic Early Miocene fossorial mammal Mesoscalops montanensis shows one of the most modified humeri among terrestrial mammals. It has been suggested, on qualitative considerations, that this species has no extant homologues for humerus kinematics and that, functionally, the closest extant group is represented by Chrysochloridae. We combine h...
Article
Little is known about the potentially disrupting effects of wind farms on the habitat connectivity of flying vertebrates at the landscape scale. We developed a regional-scale model to assess the wind farm impact on bat migration and commuting routes. The model was implemented for the bat Nyctalus leisleri in a region of central Italy currently unde...
Article
Full-text available
We used a multidisciplinary approach to infer the taxonomy and historical biogeography of Hierophis viridiflavus and H. gemonensis, performing molecular analyses of mitochondrial (16S, Cyt-b, ND4) and nuclear markers (PRLR), a landmark-based morphometric study and a cytogenetic analysis. Our data distinguished three main groups in the studied speci...
Article
In this study, we explored if, how, and when the European Union habitats (EU sensu Habitats Directive 92/43/CEE) are used by the flagship species Testudo hermanni in a well-preserved coastal dune system of the Italian peninsula. Radio telemetry data and fine-scale vegetation habitat mapping were used to address the following questions: (a) is each...
Article
Full-text available
Camera-trapping represents a powerful tool in wildlife research, particularly when dealing with elusive and rare species such as otters (Lutra spp.). Nevertheless, detection problems arise when trying to detect otters with camera traps. We hypothesized that the temperature difference between the otter emerging from the water and the environment was...
Article
Full-text available
Our understanding of the effect of Pleistocene climatic changes on the biodiversity of European mammals mostly comes from phylogeographical studies of non-subterranean mammals, whereas the influence of glaciation cycles on subterranean mammals has received little attention. The lack of data raises the question of how and to what extent the current...