French: Tocro de Guyane German: Marmorwachtel Spanish: Corcovado común
J. F. Gmelin
Subspecies and Distribution
O. g. castigatus
Bangs, 1901 – SW Costa Rica and (at least formerly) extreme W Panama.
O. g. marmoratus
(Gould, 1843) – E Panama to N Colombia and NW Venezuela.
O. g. medius
Chapman, 1929 – S Venezuela (Amazonas) and NW Brazil (NW Amazonas).
O. g. gujanensis
(J. F. Gmelin, 1789) –
SE Venezuela, the Guianas, Brazil (S, E of R Negro and R Madeira, to Mato Grosso and Tocantins#R) and extreme N Paraguay.
O. g. buckleyi
C. Chubb, 1919 – base of E Andes of S Colombia, E Ecuador and N Peru.
O. g. rufogularis
Blake, 1959 – upper reaches of R Yavarí, in NE Peru.
O. g. pachyrhynchus
Tschudi, 1844 – E Peru, and possibly also W Bolivia.
O. g. simonsi
C. Chubb, 1919 – E Bolivia.
23–29 cm; male 313–380 g, female 298 g. Bare eyering of red or orange skin is distinctive. Plumage lacks any striking patterns; overall coloration brown and grey... read more
Advertising call is a fast, rhythmic duet that is rapidly repeated, sometimes for prolonged periods... read more
Lowland tropical and subtropical forest, locally up to 1800 m (in Venezuela, typically lower... read more
Food and feeding
Berries and Myriopoda (Diplopoda) in Surinam; starchy seeds and invertebrates, e.g. millipedes, ants, cockroaches, spiders and beetles, in... read more
Nests found in Jan, Apr and Jun; breeding female collected in Costa Rica in Aug (where season suspected to occupy Jan–Aug); nest with... read more
Presumably sedentary. Groups of 6–8 birds, possibly referring to families.
Status and conservation
Not globally threatened. Currently considered Near Threatened. Mace Lande: Safe. Very little information available; total population may number over 1,000,000 birds, but... read more
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