Over the past week, hundreds of thousands of frogs stirred from hibernation and started traveling in large groups at night.

By Jenny Denton The ampurta, a blond or brown guinea pig-sized marsupial, is distinctive for its short, fat tail that becomes ...

The fen raft spider, one of the largest spiders in the United Kingdom, is making a strong comeback after nearly disappearing.

Researchers analyze the ratios of calcium isotopes in bones and fossils to learn more about what dinosaurs once ate. Credit: ...

Migratory monarch butterfly populations have been in decline for decades, but in 2025 there were roughly 64% more monarchs ...

In the protected habitats of rhinos, a surprising conservation technique is underway. Wildlife officers are cutting the horns ...