Animal migration has been the subject of intensive research for more than a century, but
most research has focused on long‐distance rather than short‐distance migration. Altitudinal …

A wealth of information has been generated for the Andean bear Tremarctos ornatus during
the past four decades, and a thorough review of the species' natural history, ecology and …

Somos una fundación empresarial patrocinada únicamente por Empresas Polar, dedicada a
programas de utilidad colectiva e interés general con el fin de instalar capacidades en la …

Globally, human activities impact from one-third to one-half of the earth's land surface; a
major component of development involves the construction of roads. In the US and Europe …

The Andean bear is an endemic species of the tropical Andes who has an almost
exclusively plant-based diet. Since herbivorous mammals do not carry enzymes for fiber …

Intraguild interactions play a prominent role in shaping ecological communities, so over
evolutionary time one might expect that species that co-occur with a large number of …

Global declines in large-bodied terrestrial vertebrates are widely linked to human
disturbance and habitat loss. Identifying remaining opportunities to conserve areas wherein …

Context The concept of umbrella species has been proposed as a surrogate for the
conservation of a wider range of species and ecosystems. This concept has, however …

Spectacled bears (SB)(Tremarctos ornatus) are the only bear species native to South
America. This particular bear is the single species of its genus, and it is listed as vulnerable …

The eastern mountain range of Andes in Colombia is one of the least studied areas for
mammals in the country, yet, potentially one of the most diverse. Here we present the first …