Conservation and management of species require basic knowledge on their geographic distribution and abundance. Here, we propose a novel approach, based on the theory of the ecological niche, to model ...

Researchers at University of Tsukuba proposed a new approach to reveal ecological niches (positions within ecosystems) and ...

Brown skuas Catharacta antarctica lonnbergi breed across a broad latitudinal range from the Antarctic to temperate regions. While information on the non-breeding distribution and behaviour for ...

A new study by the ICTA-UAB establishes that the population density of hunter-gatherer groups was reduced where they depended heavily on meat to survive. Hunter-gatherer populations with a strong ...