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The three groups of Amazona ochrocephala are sometimes separated as three different species: Amazona ochrocephala, Amazona auropalliata, and Amazona oratrix. Since 1981 103,944 wild-caught individuals have been recorded in international trade.
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Status in the Wild
World Population: Parvipes< 140,000; oratrix 7000 and decreasing; belizensis declining; auropalliata group evidence of decline; others unknown.
Range: A. Yellow-crowned or ochrocephala group: A.o. ochrocephala: Guianas and NE Brazil, Venezuela and E Colombia; possibly introduced Trinidad.
A.o. xantholaema: Ilha do Marahjo, at mouth of Amazon River, NE Brazil.
A.o.nattereri: S Colombia, south through E Ecuador and E Peru to Santa Cruz, E Brazil to NW Mato Grosso, Brazil.
A.o. panamensis: Panama and NW Colombia.
B. Yellow-naped or auropalliata group: A.o. auropalliata: Pacific slope of Central America, from E Oaxaca, S Mexico to NW Costa Rica.
A.o. parvipes: E Honduras and nearby NE Nicaragua.
A.o. caribaea: restricted to Roatan, Barbareta and Guanaja, in Bay Islands, Honduras.
C. Yellow-headed or oratrix group: A.o. oratrix: Pacific slope of C Mexico, and Caribbean slope.
A.o. tresmariae: Islas Marias, off coast of W Mexico.
A.o. belizensis: C Belize and El Peten, N Guatemala; isolated populations NE Guatemala and NW Honduras.
A.o. hondurensis: Valle de Sula, NW Honduras.
Habitat: A. Yellow-crowned or ochrocephala group: well-wooded areas, humid forest, forest margins or clearings, open deciduous areas, savanna woodland, gallery woodland along rivers or creeks, tall secondary growth forest; less commonly in mangroves and urban gardens or parks. Up to 750m (2460 ft).
B. Yellow-naped or auropalliata group: deciduous forest, pine-oak woodland, gallery forest along creeks and rivers, arid to semiarid savanna woodland, and dry scrubland with remnant woodlots or scattered trees; less commonly in tall secondary growth areas and agricultural areas.
C. Yellow-headed or oratrix group: deciduous or evergreen forest, clearings, savanna woodland, Pinus woodlands on ridges, dense gallery woodland; less commonly in dry thorn forest, mangroves or coastal swamp forest and cultivated areas with scattered trees.
Threat Summary: Heavily trapped for wild bird trade, hunting and persecution, extensive habitat loss.
IUCN Rating: Oratrix endangered; others least concern with
belizensis and
auropalliata group in decline.
Wild Diet: A. Ochrocephala group: ripe fruit of Curatella americana, Pereskia guamacho and other cacti. Also feeds on maize.
B. Auropalliata group: seeds of Cochlospermum, Curatella, figs and ripening Terminalia fruits. Bay Island birds feed on pine cones.
C. Oratrix group: reported to consume buds, new leaves, palm fruits, Acacia seeds, Macuna fruits, figs and some cultivated crops.
CITES Rating: Ochrocephala group: Appendix II,
Auropalliata group: Appendix I,
Oratrix group: Appendix I
Ecology: Birds are found in pairs or flocks with larger gatherings at communal roosts and feed areas.
Clutch and Egg Size: 2 to 4 ovate eggs, 37.0 x 30.0mm (1.4 x 1.2 in).
Breeding Season: Breeds February-May in south; till June in the north; December-January, Colombia.
Project Status (WPT): This group has been supported by funds and assistance for research and education projects from WPT.
See:
http://www.parrots.org/index.php/ourwork/yellownapedamazon/
Links to Other Project(s): http://www.freeparrots.net/parrots/
http://www.projectamazonas.com/subpages/floraandfauna/birds.htm
http://thpusa.com/index.html
More Info Sites: http://www.amazornia.us/home.html
http://www.acguanacaste.ac.cr/loras_acg/yellownapes.html
http://neotropical.birds.cornell.edu/portal/species/overview?p_p_spp=23678
http://neotropical.birds.cornell.edu/portal/species/overview?p_p_spp=199896
http://neotropical.birds.cornell.edu/portal/species/overview?p_p_spp=200056