Cockroaches that catch a ride on ants. Grasshoppers that climb aboard sheep. Hitchhiking animals are more common than you ...

A one-foot-long baby squid was spotted swimming in the waters around the South Sandwich islands. The footage is unprecedented ...

A common neurotoxin produced by algae blooms is making California sea lions more aggressive. Here’s why it has the power to ...

For more than 60 million years, penguins of all kinds—including the opportunistic Magellanic penguin—have been driven by an ...

These birds have evolved to withstand the equatorial sun and shelter in volcanic rocks along a subtropical coastline. After ...

A rancher took a backhoe to a critical nesting ground. His conviction, advocates say, “sets a crucial precedent for ...

Tigers and monkeys and tapirs, oh my! Joel Sartore's latest book, "National Geographic Photo Ark: Babies," captures the ...

In 2013, the blobfish was voted World’s Ugliest Animalby theUgly Animal Preservation Society in an effort to get some ...

As Bertie Gregory remembers it, the seeds of his passion might have been sown in the fields of English farmers, near his ...

Known for spending much of its life underground, the little-known American burying beetle could hold the key to developing ...