When Only a Hippopotamus Will Do

Hippos for the holidays? Some weird stories of human-hippo relations.

Matthew L. Miller

Mapping the Way to Better Conservation in the Caribbean

For the first time, scientists have mapped all the shallow underwater habitats across 30 Caribbean countries and territories.

Cara Cannon Byington

Ranger Rick: A Garish Origin Story

A career dedicated to a prehistoric fish begins with Ranger Rick.

Solomon David

50 Fish, 50 States: Cutthroat Connections

A search for native cutthroats offers connections in a crazy year.

Matthew L. Miller

Meet the Dipper, the Songbird That Swims

Meet North America’s only aquatic songbird.

Justine E. Hausheer

Dead Drift: Adding Salmon Carcasses to Streams

Salmon feed an entire ecosystem. But what if the fish are gone?

Kris Millgate

Animal Hoarders: How Creatures Feast for Winter

The strange and surprising ways wild animals prepare for winter.

Christine Peterson

How Cowbirds Raise Their Young, Without Raising Their Young

The opportunities, and costs, of laying your eggs in another bird’s nest.

Lauren D. Pharr

50 Fish, 50 States: Yellowstone’s Native Fish

Yellowstone’s large mammals get the attention, but the park’s underwater wildlife is special, too.

Matthew L. Miller

There’s a Python Living in My Rain Gutter

Pythons in the house?! When a birdfeeder attracts more than just birds.

Justine E. Hausheer

Tarantulas: Color, Cancer and Cramps

Some consider tarantulas creepy, but these researchers find their venom more helpful than harmful.

Kris Millgate

Nature Nerd Trivia: Bats

How much do you really know about bats?

Justine E. Hausheer