A new study sheds light on how climate change and human development threaten mammal species living in isolated biodiversity hotspots known as "sky islands." Researchers placed camera traps throughout ...

Camera-trap image of a leopard chasing a porcupine in The Udzungwa mountains of Tanzania. Credit: Rasmus Havmøller and Francesco Rovero (CC-BY 4.0, creativecommons ...

By Gloria Dickie From shorebirds flying between their Arctic breeding grounds and southerly foraging ranges to freshwater fish returning to native spawning streams, migratory animals are struggling.

WILDLIFE IS DISAPPEARING around the world, in the oceans and on land. The main cause on land is perhaps the most straightforward: Humans are taking over too much of the planet, erasing what was there ...

Two jaguars, caught with a camera trap survey, walk through the Brazilian Amazon rainforest. (Daniel Rocha/UC Davis) From jaguars and ocelots to anteaters and capybara, most land-based mammals living ...

Mammals, birds and amphibians worldwide have lost on average 18% of their natural habitat range as a result of changes in land use and climate change, a new study has found. In a worst-case scenario ...

A bear cools off in a stream in Yellowstone National Park. A UC Davis study found that North American mammals in hotter regions increasingly seek out forested areas away from human-dominated ...

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