From fruit flies that bite to a tiny mouse opossum and a feathered dinosaur preserved with the remains of its last meal, more ...

For centuries, the migrations of massive herds of caribou defined the ecosystem and lifeways of people across the vast North ...

Saharan Africa towers the giraffe, draped in mosaics of brown and tan patches. Long regarded as a single species, this iconic ...

Colorado’s moose population now tops 3,500, but their success is damaging willows, wetlands, and beaver habitat in the ...

On a cool December afternoon at the Fort Worth Zoo, Lady Bird splashes her tiny trunk in a watering hole while her mother, ...

Orcas are some of the ocean's most enigmatic and playful creatures, and they're not as elusive as you might think. Here's ...

One of the world's most dangerous places is said to be incredibly hostile - and travellers have been warned not to visit. But ...

Colorado State University researchers, conservationists at the city of Fort Collins and Larimer County and the United States ...

Invasive species are altering ecosystems across the United States at a swift pace, outcompeting native wildlife, disrupting ...

If you’re lucky enough to enjoy a warm slice of cherry pie this holiday, you should probably thank this bird. It’s an ...

When people think about deadly animals, their minds usually go straight to teeth and claws. But throughout North America, fatal encounters often stem from reasons that go beyond the usual teeth and ...

People who live along the border watched their aquifers recede as the border wall grew. Now they fear it will happen again.