MONROY VILCHIS, OCTAVIO; CASTILLO HUITRON, NATHALIA MONTSERRAT; ZARCO GONZALEZ, MARTHA MARIELA; RODRIGUEZ SOTO, CLARITA
(Journal for Nature Conservation, 2016-02-27)
The black bear Ursus americanus is an endangered species in Mexico. Its historical distribution has decreased by approximately 80% although its current distribution is not known with precision; it is only reported to be ...