Biology

A guide to life, on Earth and beyond, including the top news about plants, animals, and physiology.

Latest in Biology

a stingray swimming in clear blue water

Stingray-inspired robot cracks the mystery of how rays swim

By Mack DeGeurin

Group of red kangaroos running in Australia

550-pound Ice Age kangaroos could still hop

a small mammal called a marten stands on a log

Adorable ferret-sized martens are rebounding in California

By Laura Baisas

Yellow bananas arranged against a blue background

Penis size may matter more to men than women

a monkey with a red face sits in a hot spring while it snows

Snow monkeys love hot springs. They’re also good for them.

By Laura Baisas

a pod of white beluga whales swimming off the coast of Alaska

The swinging sex lives of Alaska’s beluga whales

By Laura Baisas

A cross section of a dog's heart showing heartworm

This deadly dog ‘spaghetti’ has ancient origins

By Laura Baisas

a brown cow with a large stick in her mouth and mountains in the background

Veronika the Cow shocks scientists by using a tool

By Laura Baisas

The skeleton of a Tyrannosaurus rex is seen in the Dinosaur Gallery of the Royal Belgium Institute of Natural Sciences in Brussels, Belgium.

Tyrannosaurus rex took 40 years to reach full size

By Margherita Bassi

Three harvest mice playing around and entwining their tails together to stop them from falling.

Female mice often have multiple sexual partners—for survival

By Margherita Bassi

a young chimpanzee hanging upside down in a tree

Baby chimpanzees like to free fall through trees

By Margherita Bassi

an iguana with mostly green scales flecked with some orange, blue, and yellow

Don’t pick up frozen iguanas

By Laura Baisas

a close up of a mummified cheetah preserved in a laboratory. it's sharp front teeth are visible

Mummified cheetahs could help save the critically endangered big cats

By Laura Baisas

a mosquito drinking human blood

Without forests, mosquitoes turn to human blood

a deer stands by a river

Deer markings actually glow

By Laura Baisas

the remains of an ice age wolf

14,000-year-old woolly rhinoceros DNA extracted from wolf’s stomach

By Laura Baisas

a small black insect standing on white snow

Snow fleas use their tail to jump around the ice

By Laura Baisas

A pair of Sacabambaspis fish, around 14 inches (35 centimeters) in length, which had distinct, forward-facing eyes and an armored head. No fossils of animals like Sacabambaspis from after the Late Ordovician Mass Extinction event have been discovered.

Mass death paved the way for the Age of Fishes

By Laura Baisas

a portrait of leonardo da vinci. he has a long white beard, long white hair, and is wearing a black hat

Science sleuths think they found Leonardo da Vinci’s DNA

By Mack DeGeurin

a dog surrounded by stuffed animals

Super smart dogs learn by eavesdropping

By Laura Baisas