CARLOS EDUARDO R. T. BENFICA’s scientific contributions

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Publications (2)


Fig. 2. Map of Spizaetus records in the Atlantic Rainforest; squares indicate records of pairs, circles indicate nests and diamonds indicate records from cited literature. Big stars indicate the incidence of the three species of Spizaetus (yellow), or of two, S. ornatus and S. tyrannus (brown with black), and S. tyrannus and S. melanoleucus (white with black). Small stars indicate records of species in this study. In general, white is for S. melanoleucus, black is for S. tyrannus and brown is for S. ornatus. Scale: 1:5036552.  
Photo 1. Black hawk-eagle nest with young. Photo credit: Eduardo Pio Carvalho
Conservation, Management and Expansion of Protected and Non-Protected Tropical Forest Remnants Through Population Density Estimation, Ecology and Natural History of Top Predators; Case Studies of Birds of Prey (Spizaetus taxon)
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March 2012

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464 Reads

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13 Citations

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E.P.M. Carvalho-Filho

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C.E.R.T Benfica
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FIG. 1. The range of the Blackish-blue Seedeater (Amaurospiza moesta). Black dots indicate occurrences in the Atlantic Forest and white boxes with dots indicate occurrences in the Cerrado: 1 5 Tranqueira (Hellmayr 1929), 2 5 Fazenda Harmonia (Silva 1995b), 3 5 Lizarda, 4 5 Santa Maria do Tocantins, 5 5 Miracema do Tocantins (Pacheco et al. 2007), 6 5 Fazenda Baía de Pedra (this study), 7 5 Santo Antonio River (this study), and 8 5 Abaeté River (this study). Gray tones indicate the main vegetation types (Olson et al. 2001). 
TABLE 1 . Acronyms of institutions visited or consulted and location. 
Seasonal Distribution and Range of the Blackish-Blue Seedeater (Amaurospiza moesta): A Bamboo-Associated Bird

December 2011

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131 Reads

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15 Citations

The Wilson Journal of Ornithology

Avian bamboo specialists are an ecologically distinctive group of birds in the Neotropics with some seedeater species having nomadic movements following bamboo (Guadua, Chusquea or Rhipidocladum) mast seeding. We reviewed the range and seasonal distribution of Blackish-blue Seedeaters (Amaurospiza moesta) using published and unpublished records, museum specimens, sound libraries, and intensive field work. We report the first occurrence of Blackish-blue Seedeaters in the Brazilian State of Mato Grosso, a male collected in Fazenda Baía de Pedra, Cáceres (16° 27' 29" S, 58° 09' 59" W). We also recorded this species in two localities in the Cerrado region (a tropical savannah) of Minas Gérais: the Santo Antonio River, Presidente Olegario (18° 07' 48" S, 46° 11' 57" W), and the Abaeté River, São Gonçalo do Abaeté (18° 05' S, 45° 22' W). These records represent a remarkable range extension, demonstrating this species is distributed across the Cerrado. We found no evidence of regular large scale or local movements of this species, which seems to be resident, at least in Argentina, which had the largest data set.

Citations (2)


... A pair on 30 April 2014 in João Pinheiro, where a male was photographed (WA1580750) and sound-recorded, in cerradão with bamboo in the understorey. Recorded in Presidente Olegário and São Gonçalo do Abaeté (Lopes et al. 2011), and is potentially widespread, if sporadic, virtually throughout the Cerrado biome (Lopes et al. 2011). ...

Reference:

Results of ornithological inventories in north-west Minas Gerais state, Brazil, with notes on distribution and conservation
Seasonal Distribution and Range of the Blackish-Blue Seedeater (Amaurospiza moesta): A Bamboo-Associated Bird

The Wilson Journal of Ornithology

... Por su parte, los machos permanecen en un radio de 1 km del nido y amplían su territorio a poco más de 1.000 ha (Bierregaard, 1994;Íñigo, 2000). En Brasil se registraron nidos en especies de árboles nativos también presentes en Misiones (Joenck et al., 2011;Canuto et al., 2012;Zilio, 2017), con lo que cabe suponer que elija los mismos para anidar en nuestro país. En Belice, todos los nidos estudiados tuvieron una sola cría y el período de incubación fue de 44 a 46 días. ...

Conservation, Management and Expansion of Protected and Non-Protected Tropical Forest Remnants Through Population Density Estimation, Ecology and Natural History of Top Predators; Case Studies of Birds of Prey (Spizaetus taxon)