Rare albino puma cub born in Nicaragua zoo

A rare specimen of albino puma was born a month ago in a zoo in Nicaragua, where it is still being sheltered from the gaze of visitors, zoo officials said.

Tiny mite triggers domino effect in the high Andes

The idea of food chains and food webs in the animal kingdom is simple: Remove a link or thread, and the system is broken. But nature is complex, and it's not always clear how the absence of one species may impact others.

Study: Black bears are eating pumas' lunch

A camera-trap study in the Mendocino National Forest in Northern California reveals that black bears are adept at finding and stealing the remains of adult deer killed by pumas. This "kleptoparasitism" by bears, as scientists ...

Sniffing out poop error in detection dog data

A new study in the journal Scientific Reports gets to the bottom of it: Why do dogs that are trained to locate poop sometimes find the wrong kind of poop?

Where will future migrants come from?

In times of desperation—after a hurricane flattens a community, for example, or droughts cause widespread hunger—people inevitably search for better lives and better opportunities elsewhere. In some cases, migrants may ...

How human-puma interaction may change the food web

My phone buzzed in distress the evening of Nov. 10. UC Santa Cruz had just sent a text alert warning me and other students that someone had seen a mountain lion on campus. Stay indoors, it said. Luckily, I'd managed to pry ...

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