Nesting behavior of the Elegant Euphonia (Euphonia elegantissima, Aves: Fringillidae) in urban and suburban sites of east Mexico Dahkkit: Fragoso, Carlos, Sosa, Vinicio J., Rojas, Patricia

Records of spermophilus mexicanus (Rodentia Sciuridae) in the Bolson de Mapimi (Durango, Mexico) and comparison with Texan and Coahuilan forms of the Parvidens subspecies Dahkkit: Baudoin, Claude, Sosa, Vinicio J., Serrano Cárdenas, Valentina

Towards the restoration with Annona glabra (Annonaceae) of a freshwater swamp: seedling establishment and growth, and the accompanying vegetation change Dahkkit: Sánchez-García, Edgar Abel, López Rosas, Hugo, Sosa, Vinicio J., Lindig-Cisneros, Roberto, Moreno-Casasola, Patricia