French: Geai unicolore German: Einfarbhäher Spanish: Chara unicolor
du Bus de Gisignies
le Méxique = San Cristóbal de las Casas, Chiapas, Mexico
Subspecies and Distribution
A. u. concolor
(Cassin, 1848) – E Mexico (E Hidalgo, WC Veracruz, México, Puebla).
A. u. guerrerensis
Nelson, 1903 – SW Mexico (near Omiltemi, in WC Guerrero).
A. u. oaxacae
Pitelka, 1946 – C highlands of Oaxaca, in S Mexico.
A. u. unicolor
(du Bus de Gisignies, 1847) – S Mexico (around San Cristóbal de las Casas and E along Sierra Madre to Pico de Loro, in Chiapas) and Guatemala (E in Sierra de las Minas to Chilasco).
A. u. griscomi
van Rossem, 1928 – N El Salvador, W & C Honduras (from Los Esesmiles and Mt Pucca E to Alto Contoral and Rancho Quemado) and, rare, extreme NC Nicaragua (Cerro Mogotón)#R.
27–32 cm; male 119–153 g, female 113–136 g. A crestless, long-tailed, wholly blue jay of moderate size, with rather heavy hook-tipped bill. Nominate race is... read more
Vocalizations known primarily from single population in Chiapas (nominate race). More than 40... read more
Locally distributed in wet, mist-covered, tall, luxuriant tropical cloudforest (2135–3050 m)... read more
Food and feeding
Omnivorous. Eats berries of Rubus and other species, Myrica fruits, moths (Lepidoptera), katydids and crickets (... read more
Nest-building from as early at 19 Jan in S Mexico (Chiapas). In five-month study of four partially ringed flocks in Lagunas de Montebello... read more
Status and conservation
Not globally threatened (Least Concern). Relatively common in Guerrero, in S Mexico; nationally threatened in El Salvador. Fragmented and habitat-restricted distribution... read more
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