Bird Conservation Region 54
Sierra
Norte de Puebla–Oaxaca
This BCR, crossing
through northern Oaxaca and adjacent eastern Puebla and western Veracruz,
is a major landmark due to its abrupt relief and numerous peaks rising
to 3,000 meters. Vegetation includes coniferous, cloud, and tropical deciduous
forests. Sierra Norte is an IBA that rises in elevation to 3,700 meters
in Cerro de Cempoaltepetl. Habitats include tropical rainforest; tropical
deciduous, semi-deciduous, cloud, and oak and pine forests; desert brushlands;
and grasslands. Priority birds are Dwarf Jay, Slender-billed Wren, Oaxaca
Sparrow, Keel-billed Motmot, and Yellow-headed Parrot. Unión–Chinanteca
in north-central Oaxaca
is part of a complex and abrupt mountain system having a vast mosaic of
different vegetation types, including coniferous, cloud, and tropical
semi-deciduous forests. Additional endemic bird species include Long-tailed
Sabrewing, Long-tailed Wood-Partridge, Ocellated Thrasher, Red Warbler,
Boucard’s Wren, Rufouscapped
Brush-Finch, and White-naped Brush-Finch. The Great Curassow, Chestnut-headed
Oropendola, and White Hawk are among the threatened species present.
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