What Are the 4 Calling Birds? Probably Not What You Think.

Those four birds in the holiday song may not actually be “calling.”

Matthew L. Miller

What Bird Is the Partridge in a Pear Tree?

What kind of bird is the partridge in the pear tree? That answer is less straightforward than you think.

Matthew L. Miller

Kouprey: The Ultimate Mystery Mammal

Do you know the kouprey? Meet the forest ox shrouded in mystery and rumor.

Matthew L. Miller

Pumpkins for Wildlife: From Backyard to the Zoo

Pumpkins aren’t just for Halloween. Animals from squirrels to sand cats love them too.

Matthew L. Miller

7 Underrated Creepy Creatures

Bats and snakes get an undeserved bad rap. But here are some creepy crawlies that might keep you up at night.

Matthew L. Miller

What’s Up With White Squirrels and Black Squirrels?

A guide to squirrels of a different color.

Matthew L. Miller

10 Writing Awards for Cool Green Science

Cool Green Science staff writers and contributors won 10 awards from the Outdoor Writers Association of America.

The Editors

8 Fall Nature Experiences to Enjoy

It’s a great time of year to be outside, and here are 8 natural spectacles to enjoy.

Matthew L. Miller

Five New Books for Fall Reading

Five conservation books for your fall reading pleasure.

The Editors

The End of Trash Fish

It’s time to put the idea of “trash fish” where it belongs—in the trash.

Matthew L. Miller

The Disturbingly Long Tapeworms of Alaskan Bears

What’s that trailing from the bear? (It's not the cute cub)...It's an overlooked (and gross) creature of salmon ecosystems.

Matthew L. Miller

How the Fallow Deer Took Over the World

The fallow deer is rare in its native habitat. But it has spread across the world. Here’s how.

Matthew L. Miller