Photo of the Day

Caribou herd in Alaska suffering from mysterious decline

Saltmarsh sparrow could go extinct within 50 years

Coconut crab pincers pack a serious punch

U.S.-born pandas grapple with culture shock in China

Turkey domestication began over 1,500 years ago

Fires force emergency closures on Appalachian Trail

5 amazing facts about grizzly bears

Why one Florida panther’s path is a big deal for the species

Seabirds eat plastic because they like the way it smells

5 quotes to inspire resilience

Why do seals need ice?

Common swifts spend 10 months of the year in nonstop flight