Primer registro de oso negro americano (Ursus americanas) para el estado de Hidalgo, México
First record of american black bear (Ursus americanus) from Hidalgo, Mexico
1 Laboratorio de Ecología de Poblaciones, Centro de Investigaciones Biológicas, Universidad Autónoma del Estado de Hidalgo. Carretera Pachuca-Tulancingo, Km 4.5 s/n, Col. Carboneras Mineral de la Reforma, 42184 Hidalgo, México
2 Colección Nacional de Mamíferos, Instituto de Biología, Universidad Nacional Autónoma de México. Apartado postal 70-153, 04510 México. D. F., México
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