This study shows the analyses of the mitochondrial regions: control region [D-Loop], the cytochrome b gene and the ARNr 16S gene in the rodents Cynomys mexicanus and Spermophilus spilosoma, with the aim to determine their relevance for studies of genetic variation and phylogenetic inferences. The methodological strategy included, sequencing analysis,...
El presente estudio abarca un período de tres años, de enero de 2001 a agosto de 2003 y se llevó a cabo en el bosque templado de Santa Catarina Ixtepeji, distrito de Ixtlán, Sierra Madre de Oaxaca. Se describe y estima el ámbito hogareño del coyote (Canis latrans), se compara...
The study site is characterized by a rocky terrain of volcanic origin that resulted from a deposition of volcanic lava that occurred 10,000 years ago in the water catchments of the Rio Actopan found in the center of the state of Veracruz, Mexico. The area is located between latitude19º 31´...