Squirrels of the World, written by scientists with more than 100 years of collective experience
studying these popular mammals, is the first comprehensive examination of all 285 species …

La megadiversidad de México es claramente ilustrada por el número de especies de
mamíferos presentes en el territorio nacional. Este número ha variado en los últimos 8 años …

Teniendo en cuenta los avances metodológicos habidos en los últimos ocho años, se
propone la actualización a nivel subespecífico del listado, incluyendo los cambios …

A major goal of conservation biologists is to identify critical areas for the conservation of
biological diversity and then strategically include them in an efficient system of reserves. In …

Abstract Tamandua mexicana (Saussure, 1860) is a medium-sized anteater commonly
known as the northern tamandua or oso hormiguero. It has an elongated head and is …

Examination of published records, and morphometric and morphologic analyses of 3398
museum speci mens, revealed that 4 genera including 30 monotypic and 5 polytypic species …

Durante 2007 se obtuvo información del conocimiento y la percepción que los pobladores
del ejido tienen sobre el jaguar, sus presas y los factores que afectan la distribución y su …

Though Neotropical countries are the most species rich in the world, their biodiversity is
threatened by the loss of native vegetation. Land conversion in Mexico during the last 30 …

Mexican temperate forests, at the southernmost end of the distribution range of this
ecosystem, are the world's centre of diversity of pine and oak, with 55 and 161 species …

Few places in the world can claim such a diversity of species as the Gulf of California (Sea of
Cortez), with its 6,000 recorded animal species estimated to be half the number actually …