Animals

Scientists discovered the fossil tooth, ribs and vertebrae of three gargantuan ichthyosaurs, which may have been some of the largest animals ever to live.

Dingoes are an "intermediary" between wolves and domestic dog breeds, according to a new study that sequenced the genome of a dingo puppy.

Video of the ghostly cetacean was captured by a local teenager using a drone.

A stranded sperm whale was still alive when it was found washed ashore near Ningbo, China. A team of rescuers worked around the clock to tow the animal back to sea.

What's the largest arachnid ever on Earth? The answer is not so simple, say scientists.

Once mating is over, male orb-weavers catapult off the bodies of females to avoid being eaten, moving at a speed that's too fast to glimpse with the naked eye.

Here's how scientists know which colors dinosaurs flaunted.

Mythological creatures, from Bigfoot to the Loch Ness Monster, exist in fantastical tales. But are there any mythological creatures that haven't been debunked?

An extinct arthropod with stilt-like limbs that lived during the Ordovician period was recently described from an exceptional fossil found in Canada.

'Prehistoric Planet,' a five-part documentary series, transports viewers into the mesmerizing world of the Cretaceous period.

A newfound millipede species from the Appalachian Mountains was named after the famous singer by the scientist who described the arthropod (and is a devoted Swift fan).

New crown jelly species from Monterey Bay looks like a scarlet alien saucer

Here are some candidates for the weirdest sea creatures, from sea slugs that photosynthesize to squid with elbows.

Is it really that bad to give a dog a bite of a chocolate bar? Live Science investigates just how much chocolate is lethal to dogs.

The infected animal may have exposed more than a dozen people to the deadly virus.

A bizarre hypothesis linking the Loch Ness Monster to whale penises has been debunked by the researcher who helped start the wild rumor.