Most animals reach an adult size, then spend the rest of their lives maintaining it. After maturity, their energy goes toward ...

Researchers found that night lizards survived the dinosaur-killing asteroid strike at the end of the Cretaceous, despite living near the impact site in Mexico. When you purchase through links on our ...

Cuttlefish flash patterns and colors on their skin to communicate, and they may wave their tentacles to send visual and vibrational signals, scientists hypothesize. When you purchase through links on ...

Researchers have identified ginkgo-toothed beaked whales alive at sea for the first time after years of searching, and in doing so solved the mystery of an odd echolocation pulse in the North Pacific.

A large fish-eating dinosaur died beside a river 125 million years ago in Cretaceous Thailand. Now, the remains of this ...

Fishers caught a bright orange shark off Costa Rica that had albinism, alongside the species' first scientifically documented case of an extremely rare condition called xanthism. When you purchase ...

Tiny scraps of genetic material from bamboo might influence the genes of pandas, helping them adapt to a mostly bamboo diet. When you purchase through links on our site, we may earn an affiliate ...

How big they are: From 5 to 32 feet (1.5 to 10 meters) long, depending on the species Dolphins live in almost every ocean, except most tend to avoid the cold waters in the Arctic and around Antarctica ...

Scientists with the Norwegian Orca Survey and Orca Channel have documented, for the first time and in astounding detail, the birth of an orca and the newborn's first hour. When you purchase through ...

A clip from the upcoming series "Prehistoric Planet: Ice Age" shows how iconic ice age creatures adapted to their changing environment as temperatures rose and ice sheets started to melt. When you ...

The newly described mouse opossum was discovered at a surprisingly high altitude in the Andes. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works.

A new study reveals an unknown species of whiplash squid burying itself upside down in the deep sea — a first-of-its-kind behavior for cephalopods. When you purchase through links on our site, we may ...