Bird Conservation Region 51
Valle
de Tehuacán–Cuicatlán
Located in the states
of Puebla and Oaxaca, Valle de Tehuacán–Cuicatlán is
covered by a desert scrubland that hosts almost 3,000 species of vascular
plants. This BCR is considered a center of endemism and diversification
of columnar cacti (45 of 70 known species in the world). Almost 30 percent
of flora is endemic. This region is a biosphere reserve that contains
a mixture of species from arid regions of North America and from tropical
humid montane regions. Priority species include Boucard’s Wren; West
Mexican Chachalaca; Lucifer, Beautiful, and Dusky Hummingbirds; Gray-breasted
Woodpecker; Ocellated Thrasher; Slaty and
Dwarf Vireos; White-throated Towhee; and Bridled and Oaxaca Sparrows.
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