This undated photo provided by Grand Canyon National Park shows park employees Klara Widrig, left, and Anne Miller examining a rock that revealed fossilized footprints at the Grand Canyon in northern ...

With spring in full force and average temperatures on an uphill climb, Canada's great outdoors is now bustling with wildlife. Many of the animals are now on the move, leaving behind tracks, markings ...

Thanks for killing the planet, dog owners. Well, that’s a rough paraphrase of a New Zealand study that claims a medium-size dog leaves a larger ecological footprint than an SUV. In “Time to Eat the ...

Did you know that every animal has its own unique footprint? Just like people have fingerprints, animals leave footprints behind that make it easy to identify what type of animal has been around even ...

A warm, very wet spell in early December made the lichens and mosses all perky and colorful. Beavers left their distinctive foot marks in a thin dusting of snow and swam out around their winter caches ...

Erosion along a beach in England has revealed ancient human and animal footprints. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Thousands of ...

Dogs and cats are responsible for a quarter of the greenhouse gas emissions caused by animal agriculture, according a new study out Wednesday, which adds up to a whopping 64 million tons of ...

FLAGSTAFF, Ariz. — It’s something like a modern-day chuckwalla, strolling in sand dunes on an island in what now is the Grand Canyon region. That’s how Steve Rowland, professor emeritus of geology at ...

FLAGSTAFF, Ariz. (AP) — It’s something like a modern-day chuckwalla, side-stepping sand dunes on an island in what now is Grand Canyon National Park. That’s how Steve Rowland, a professor emeritus of ...