Scientists may have been dramatically undercounting the number of vertebrate species on Earth. A large analysis of more than 300 studies suggests that for every recognized species of fish, bird, ...

A University of Arizona study finds scientists are discovering 16,000 new species annually — and DNA tools may reveal ...

The number of species on Earth isn’t shrinking as fast as you might think. In fact, scientists are finding new ones faster than at any point in history - and the implications reach well beyond biology ...

For nearly two centuries, a small brown frog living in Southeast Asian rainforests was considered a single, well-understood ...

SALLA, Finland – Traditional reindeer racing that's been delighting spectators for decades in Finland brought hundreds of fans to the Salla Reindeer Cup in the town of Salla this past weekend. Around ...

Scientists announced on March 5, 2026, that they have identified an entirely new genus of mammal called Tous, a group of ...

New genetic research suggests a common Southeast Asian frog long believed to be one species could actually be six or seven ...

Genetic analysis of Bornean frogs revealed several distinct groups, suggesting more species may exist than previously believed.

On November 5, 2002, voters in Florida approved the first US law prohibiting the use of small “gestation crates” to house pregnant sows. Such crates are but one example of the extreme animal ...

The arterial vasculature is the second most frequently calcified structure in the human body after the skeleton. Calcification of the aorta and aortic valves occurs in most individuals in westernized ...

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All insects belong to the phylum Arthropoda. But unlike other arthropods—like lobsters, spiders, or millipedes—insects have three pairs of jointed legs, segmented bodies, an exoskeleton, one pair of ...