National Geographic is running a challenge for users to submit photos that "celebrate the beauty of the planet" for Earth Day ...

Award-winning filmmakers Katja Torneman and Peter Blystone showcase captivating wildlife documentaries on Earth Day to raise ...

Friday, April 11 was National Pets Day, which gave the reigning AFC champions a great opportunity to highlight their players' furry (or, as it turned out, scaly) friends in a post to Twitter.

Pet-owners around the country are rejoicing today, as National Pet Day gives them yet another excuse to show off their ...

If you're curious about this awesome animal-centered holiday, then read on! We've got all the details on National Pet Day for ...

National Pet Day was founded in 2006 by Colleen Paige, an animal welfare advocate, and pet and family lifestyle expert. Send ...

Whether it's your dog's wagging tail, your cat's soft purring, or your bird's cheerful chirps, these little moments of love ...

Whether it is National Siblings Day or International Dog Day, the calendar is filled with offbeat, sentimental, and sometimes ...

This story is part of the National Geographic 33. The son of nomadic sheep ... the human rights abuses faced by his fellow Kurds. One day, he recalls, he was taken into police custody.

Colossal, the company looking to return the woolly mammoth to Earth, has created three dire wolves. See what they look like today.