Animals
We live on a planet with millions of species of animals -and a rich, diverse collection of known wildlife, and yet new species are being identified seemingly every day — both living and extinct.
Whether it’s the deadliest snakes, longest-living creatures or the history of the dinosaurs, at Live Science, our expert writers are here to help you understand Earth's incredible fauna — past and present — with the latest animal news, features and articles.
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Heavy rains expose one of the oldest dinosaur skeletons ever discovered, researchers claim
By Patrick Pester published
Researchers say they've recovered one of the world's oldest known dinosaurs after heavy rains exposed a Herrerasaurid skeleton in southern Brazil.

'My jaw just dropped': 500 million-year-old larva fossil found with brain preserved
By Patrick Pester published
The newly discovered Youti yuanshi larva fossil is so well-preserved that it provides a road map for arthropod evolution during the Cambrian period.

'If you can bench press a car, you are good to go': Inside the incredible bite-force of crocodiles
By Bill Schutt published
In this extract from "Bite: An Incisive History of Teeth, from Hagfish to Humans," Bill Schutt looks at the creatures with the strongest bite forces in the world.

Dogs can smell their humans' stress, and it makes them sad
By Sara Novak published
Dogs can smell when people are stressed, and it seems to make them feel downhearted.

Sun bear: The little carnivores that look so similar to humans they've been mistaken for people wearing costumes
By Lydia Smith published
Sun bears often stand upright like humans, and mothers even walk around cradling their babies in their arms.

Otherworldly video captures rare jellyfish with a hitchhiker in its bell
By Elise Poore published
Amazing new footage shows a rare Deepstaria jellyfish with a resident isopod in its bell off the coast of Chile.

These bacteria trigger a sex change in wasps — scientists finally know how
By Tiffany Taylor published
Scientists have uncovered how bacteria borrowed a gene from an insect to create female-only parasitic wasp populations, eliminating the need for males.

T. rex could have been 70% bigger than fossils suggest, new study shows
By Jennifer Nalewicki last updated
The largest T. rex to ever live may have weighed up to 33,000 pounds.
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