Animal news, feature and articles
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.
Editor's Picks
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'Closer than people think': Woolly mammoth 'de-extinction' is nearing reality — and we have no idea what happens next
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How did sharks become Earth's 'ultimate survivors'? Paleontologist John Long finds answers in new book 'The Secret History of Sharks'
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'The simplicity of life just hits you': Watch rare footage of critically endangered eastern lowland gorilla feeding her baby in the wild
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Latest about Animals
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Leaf sheep: The adorable solar-powered sea slug that looks like Shaun the Sheep
By Melissa Hobson Published
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Why do iguanas fall from trees in Florida?
By Olivia Ferrari Published
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Science news this week: Killer squirrels and an unexpected amulet
By Pandora Dewan Published
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'Murder hornets' eradicated, but officials say they'll keep 'an eye out' for more
By Patrick Pester Published
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Killer squirrels have developed taste for flesh — and voles are running for their lives
By Patrick Pester Published
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270 million-year-old saber-toothed predator from 'ghost' lineage looked like a bald dog
By Patrick Pester Published
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Worst die-off of a single species in the modern era discovered — and 'the blob' was to blame
By María de los Ángeles Orfila Published
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Explore Animals
Amphibians
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'It's risky for male frogs out there': Female frog drags and attempts to eat screaming male
By Jacklin Kwan Published
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'Lovely freak of nature': Mutant blue frog hops into wildlife sanctuary workshop
By Sascha Pare Published
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'Kermit the Frog' creature that lived 270 million years ago looked like a 'stout salamander' with 'cartoonish' grin
By Jennifer Nalewicki Published
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Why is a mushroom growing on a frog? Scientists don't know, but it sure looks weird
By Elise Poore Published
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Dinosaur-era frog found fossilized with belly full of eggs and was likely killed during mating
By Jacklin Kwan Published
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Annual cane toad kill-a-thon is about to start in Australia. Here's how to eliminate the pests humanely.
By Sascha Pare Published
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World's tiniest fanged frog with males that 'hug' their babies discovered
By Emma Bryce Published
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Paradoxical frog: The giant tadpole that turns into a little frog
By Megan Shersby Published
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Toxic pigment that causes red hair discovered in 10 million-year-old frog fossil
By Jennifer Nalewicki Published
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Arachnids
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Three remarkable spiders: A vegetarian, a vampire and a predator that uses 'pincer, fork and key'
By Ximena Nelson Published
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REFERENCE
Wolf spiders: Behavior, bites and other facts
By Jessie Szalay Last updated
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We now know why tarantulas are hairy — to stop army ants eating them alive
By Patrick Pester Published
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Brazilian wandering spiders: Bites & other facts
By Jessie Szalay Last updated
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Reference
Giant huntsman spider: The world's largest spider by leg span
By Jessie Szalay Last updated
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Reference
Brown recluse spiders: Facts, bites & symptoms
By Laura Geggel Last updated
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Giant, invasive Joro spiders with 6-foot webs could be poised to take over US cities, scientists warn
By Harry Baker Published
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Diving bell spider: The only aquatic arachnid that creates a web underwater to live in
By Megan Shersby Published
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Deadly male funnel-web spider 'Hercules' breaks record as biggest ever discovered
By Stephanie Pappas Published
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Birds
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Worst die-off of a single species in the modern era discovered — and 'the blob' was to blame
By María de los Ángeles Orfila Published
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Weird photo captures secretary bird's third eyelid as it catches locust midflight
By Hannah Osborne Published
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Do ostriches really bury their heads in the sand?
By Elise Poore Published
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Mice on remote island that eat albatrosses alive sentenced to death by 'bombing,' scientists decree
By Patrick Pester Published
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Meet 'small diver': One of the tiniest penguins ever discovered
By Patrick Pester Published
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Nearly half a million 'invasive' owls, including their hybrid offspring, to be killed by US
By Harry Baker Published
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Reference
12 of the biggest birds on Earth
By Scott Dutfield Last updated
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Crows can count out loud, startling study reveals
By Ben Turner Published
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32 of the most colorful birds on Earth
By Sascha Pare Published
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Cnidaria
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Watch 'spaghetti monster' with dozens of pink-tipped sausage legs swimming near Nazca Ridge
By Sascha Pare Published
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Otherworldly video captures rare jellyfish with a hitchhiker in its bell
By Elise Poore Published
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Newly discovered jellyfish is a 24-eyed weirdo related to the world's most venomous marine creature
By Sascha Pare Published
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Alien-like giant phantom jellyfish spotted in frigid waters off Antarctica
By Patrick Pester Published
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Thousands of cannonball jellyfish wash ashore after swarming North Carolina’s Outer Banks
By Jennifer Nalewicki Published
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Thousands of jellyfish swarm near Israel, mesmerizing images reveal
By Jamie Carter Published
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Largest crown jellyfish ever discovered is a blood red, saucer-like weirdo
By Brandon Specktor Published
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Scientists inserted disco 'strobe lights' into jellyfish to see how they function without brains
By Nicoletta Lanese Published
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Giant 'phantom jellyfish' that eats with mouth-arms spotted off California coast
By Ben Turner Published
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Crustaceans
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Large, ghostly white crab-like predator discovered at the bottom of the Atacama Trench
By Jacklin Kwan Published
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1-in-100 million 'cotton candy' lobster caught off New Hampshire alive and well at aquarium
By Tiffany Taylor Published
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'You can see its guts and things': Weird see-through crustacean with giant eyes discovered off the Bahamas
By Melissa Hobson Published
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Crabs keep evolving to go from the sea to the land — and back again
By Carys Matthews Published
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More than 10 billion snow crabs starved to death off the coast of Alaska. But why?
By Sascha Pare Published
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'Hauntingly beautiful' image of a golden horseshoe crab wins wildlife photography competition
By Sascha Pare Published
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Hoff crab: The hairy-chested crustacean that farms bacteria on its hairs
By Megan Shersby Published
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Pom pom crab: The crustacean that uses anemones as boxing gloves
By Hannah Osborne Published
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Watch cannibal crab gobble up baby crablets in Australia in David Attenborough's 'Our Planet II'
By Hannah Osborne Published
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Extinct Species
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270 million-year-old saber-toothed predator from 'ghost' lineage looked like a bald dog
By Patrick Pester Published
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Most expensive dinosaur skeleton ever now on display in New York City
By Stephanie Pappas Published
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Dinosaur puke and poop help reveal how they took over the world
By Pandora Dewan Published
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Largest dinosaur ever auctioned sells for over $6 million — and it's twice as long as a school bus
By Harry Baker Published
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35,000-year-old saber-toothed kitten with preserved whiskers pulled from permafrost in Siberia
By Sascha Pare Published
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Quiz
Mammoth quiz: Test your knowledge of the ice age beasts
By Sascha Pare Published
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Cretaceous 'Pompeii' of China isn't what we thought
By Jacklin Kwan Published
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Armored dinosaur could withstand the impact of a high-speed car crash, thanks to the 'bulletproof vest' over its plate armor
By Sierra Bouchér Published
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A giant crocodilian killed the largest 'terror bird' ever found, 12 million years ago
By Sierra Bouchér Published
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Fish
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'Mega momma' great white shark killed on drumline may reveal secrets about iconic predator
By Melissa Hobson Published
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Quiz
Shark quiz: How much do you know about these iconic ocean superstars?
By Lydia Smith Published
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Incredibly rare, ghostly white shark discovered off Albania
By Melissa Hobson Published
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380 million-year-old remains of giant fish found in Australia. Its 'living fossil' descendant, the coelacanth, is still alive today.
By Richard Cloutier Published
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Northern sea robin: The bizarre fish with crab legs it uses to taste the seafloor
By Hannah Osborne Published
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Stunning video shows sharks devouring sea urchins, spines and all
By Jeremy Day Published
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Alligator gar: The 'living fossil' that has barely evolved for 100 million years
By Melissa Hobson Published
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How did sharks become Earth's 'ultimate survivors'? Paleontologist John Long finds answers in new book 'The Secret History of Sharks'
By Patrick Pester Published
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Angular roughshark: The pig-faced shark that grunts when captured
By Lydia Smith Published
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Insects
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'Murder hornets' eradicated, but officials say they'll keep 'an eye out' for more
By Patrick Pester Published
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Plastic-eating mealworms native to Africa discovered
By Jacklin Kwan Published
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Watch mesmerizing video of weird waves that 'shape life itself' inside a fly embryo
By Hannah Osborne Published
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Parasitic 'horror' wasp that bursts from a fly's abdomen like an 'Alien' xenomorph discovered in Mississippi backyard
By Patrick Pester Published
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Kamikaze termites blow themselves up with 'explosive' backpacks — and scientists just figured out how
By Jacklin Kwan Published
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These bacteria trigger a sex change in wasps — scientists finally know how
By Tiffany Taylor Published
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Panda ant: The wasps whose black and white females have giant stingers and parasitic babies
By Lydia Smith Published
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Ants perform life saving operations — the only animal other than humans known to do so
By Jacklin Kwan Published
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Butterflies cross Atlantic ocean on 2,600-mile non-stop flight never recorded in any insect before
By Ben Turner Published
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Land Mammals
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Killer squirrels have developed taste for flesh — and voles are running for their lives
By Patrick Pester Published
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How do cats get their spots?
By Ashley P. Taylor Published
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Do cats communicate with their tails?
By Clarissa Brincat Published
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Mountain lions in Los Angeles are becoming nocturnal to avoid humans
By Patrick Pester Published
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Smarter dogs have smaller brains, surprising study reveals
By Olivia Ferrari Published
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Vampire bats have a really strange way of getting energy, scientists discover after putting them on treadmills
By Elise Poore Published
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We finally know why dogs shake when they're wet
By Stephanie Pappas Published
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Cats are better at word association than human babies are, study finds
By Victoria Atkinson Published
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Polar bears are getting horrific injuries and huge 'ice balls' on their paws because of climate change, researchers say
By Sascha Pare Published
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Marine Mammals
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Male humpback whale crossed 3 oceans for sex, inadvertently breaking distance record for species
By Sascha Pare Published
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Orca gang develops brutal hunting strategy to take on the world's largest shark — 'This is a fascinating behaviour'
By Pandora Dewan Published
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Orcas start wearing dead salmon hats again after ditching the trend for 37 years
By Sascha Pare Published
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Quiz
Orca quiz: Will you sink or swim?
By Christina Hughes Published
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Dolphin in the Baltic Sea has been talking to himself — and researchers think it's a sign he's lonely
By Melissa Hobson Published
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Mysterious sound coming from the Mariana Trench has finally been explained
By Harry Baker Published
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Sexually frustrated dolphin behind spate of attacks on humans off Japan
By Patrick Pester Published
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Boat-ramming orcas may be using yachts as target practice toys, scientists suggest
By Melissa Hobson Published
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Watch heartbreaking footage of humpback whale with missing tail in Washington state
By Elise Poore Published
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Mollusks
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'She turns her siphon into a gun': Watch coconut octopus firing stones at fish in world-1st footage
By Hannah Osborne Published
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Octopuses burn more calories changing color than you use on a 25-minute run
By Pandora Dewan Published
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Glowing mystery sea slug that feeds like a Venus fly trap captured in deep sea footage for 1st time
By Melissa Hobson Published
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Watch extremely rare footage of a bigfin squid 'walking' on long, spindly arms deep in the South Pacific
By Sascha Pare Published
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Pacific geoduck: The large, phallic clam that can live longer than 165 years
By Lydia Smith Published
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Never-before-seen vampire squid species discovered in twilight zone of South China Sea
By Richard Pallardy Published
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Rare video shows elusive deep-sea squid cradling her gigantic, translucent eggs
By Kristel Tjandra Published
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Elusive 'octopus squid' with world's largest biological lights attacks camera in striking new video
By Elise Poore Published
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Watch female octopus drag male around during sex in rare footage captured off Indonesian island
By Hannah Osborne Published
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Reptiles
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Why do iguanas fall from trees in Florida?
By Olivia Ferrari Published
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Henry the giant crocodile, who has sired 10,000 babies, celebrates 124th birthday
By Jacklin Kwan Published
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Cantor's giant softshell turtle: The frog-faced predator that spends 95% of its time completely motionless
By Lydia Smith Published
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Gharial: The prehistoric crocodilian that buzzes and blows bubbles to find a mate
By Melissa Hobson Published
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King cobra mystery that's puzzled scientists for 188 years finally solved
By Elise Poore Published
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Crocodile quiz: Test your knowledge on the prehistoric predators
By Hannah Osborne Published
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Scientists to read Cassius the giant crocodile's bones to find out exactly how old he was when he died
By Melissa Hobson Published
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Cassius, the world's biggest captive crocodile, may have been over 120 years old when he died
By Melissa Hobson Published
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'Truly primal': Watch Burmese python swallow deer whole in Florida Everglades by stretching its mouth to the absolute limit
By Hannah Osborne Published
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More about Animals
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Worst die-off of a single species in the modern era discovered — and 'the blob' was to blame
By María de los Ángeles Orfila Published
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Henry the giant crocodile, who has sired 10,000 babies, celebrates 124th birthday
By Jacklin Kwan Published
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Chungungo: The mini sea otter that lives on rocky cliffs and mates for life
By María de los Ángeles Orfila Published
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