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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What is the deepest-diving mammal?
By Ethan Freedman published
One marine mammal has been documented diving as deep as 9,816 feet — equivalent to the depth of over 30 Statues of Liberty stacked on top of one another.

Barreleye fish: The deep-sea weirdo with rotating eyes and a see-through head
By Sascha Pare published
Thanks to a yellow pigment that filters out sunlight, barreleyes can't be fooled by a common deep-sea camouflage tactic.

What is the biggest spider in the world?
By Emma Bryce published
From spiders the size of dinner plates, to others with inch-long fangs, these mythically-large arachnids roam the earth.

Why do lions have manes?
By Ethan Freedman published
Lion manes are generally there to impress and intimidate — but not all males have them, and in some circumstances, lionesses are also known to sprout fuzzy facial hair.

Cape Cod is one of the world's largest hotspots of great white sharks, study finds
By Kiley Price published
For the first time, scientists have estimated the abundance of great white sharks off the coast of Cape Cod.

This colossal extinct whale was the heaviest animal to ever live
By Jennifer Nalewicki published
Paleontologists in Peru have described an ancient species of whale that was way heavier than a blue whale.

Long-held myth says Hurricane Andrew sparked Florida's Burmese python problem. Is it true?
By Ethan Freedman published
The 1992 storm destroyed a python breeding facility, potentially setting hundreds of pythons free. But it's likely the invasive species had gained a foothold in the Everglades long before the hurricane hit.

Axolotl: The adorable amphibian that can regrow its body and stay looking young forever
By Megan Shersby published
The Mexican salamander is only found in two lakes and is considered critically endangered, with pollution and invasive predators driving the species' decline.

Watch orca tear open whale shark and feast on its liver in extremely rare footage
By Hannah Osborne published
The orca "slurped in the liver and then the whale shark just fell and descended down, with no movement," James Moskito of Ocean Safaris told Live Science.

Swordfish missing circle-shaped chunks of flesh hauled in by fishers. What bit it?
By Sascha Pare published
Fishers who reeled in the swordfish said they regularly catch fish with cookiecutter shark bites, but this is the first time they have seen a creature covered in dozens of fresh, oozing wounds.
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