There was a time when the planet was crawling with enormous dinosaurs, the next, a six-mile-wide asteroid hit, and life ...

Meet Tyrannoroter heberti, the earliest known terrestrial vertebrate that evolved to eat plants. Described from a fossil that dates back 307 million years, it's become the first of its group to have ...

Long before today’s tree-dwelling sloths, a 4-ton giant roamed South America — and it may have stood and fought like a bear.

The video examines five animals whose diets differ sharply from common assumptions. Visual examples contrast public ...

What is myrmecophily? It represents an important interaction in nature. The word can be split into two parts: myrmex and ...

Despite Nepal’s rich biodiversity and ecosystem services, the country generates limited revenue from biodiversity ...

Seeing photos of cold-stunned iguanas in Miami during a winter cold spell brought back an early memory. I was a seventh-grade ...

A team of archaeologists in Spain has discovered the remains of a bison that roamed the Iberian Peninsula 4,000 years ago.

From iguanas to ancient dinosaurs, discover the surprising ways animals have evolved to use their tails as defense mechanisms against predators.

I find it interesting that monarch butterflies, large milkweed bugs, milkweed leaf beetles and milkweed tiger moths, all ...

The loyalty that a dog has to its owner is an intense bond that is not easily broken. They are fierce protectors of the ...

The “mesozoic cow” was a dinosaur with hundreds of ever-replacing teeth. Here’s how its uniquely adapted skull allowed it to graze like cattle on low vegetation.