The Mesozoic Era extinctions formed the world as we know it today. Read about what caused them and which animals survived.

Small fossils show mammals moved to the ground before the dinosaurs vanished. New plants changed habitats, giving better food ...

Researchers suggest that ground-based mammals fared better than their arboreal relatives during the end-Cretaceous extinction ...

Deep-sea fish adapt to some of the most extreme conditions on Earth. New research analyzing their evolution finds the same mutation across fish species that have evolved on separate timelines — ...

These animals, often teetering on the edge of extinction, are scattered across different ecosystems—hidden in dense forests, isolated islands, or deep oceans. Conservationists worldwide are working ...

Whereas animal cultures affect just a few crucial behaviors, such as courtship and feeding, human cultures cover a massive and constantly expanding set of activities, from clothing to table ...

Now, de Roode is a world expert in the burgeoning field of animal medication, with a lab of his own at Emory University in Atlanta, Georgia. He spoke to New Scientist about his work, his new book ...

Whales are a group of mammals that live in oceans. They include some of the largest animals on Earth. The blue whale is the biggest animal that has ever existed. Whales can be found in every ocean ...

While wombats may appear cute and cuddly, they are wild animals that, over time, have developed ways to defend themselves against predators. (Wombats have buns of steel—and they poop in cubes.

In the animal kingdom, pregnancy is usually the role of the female, but a few unique species have flipped this biological norm. Male pregnancy evolved in these species to increase reproductive success ...

The colours are similar to the hue of nocturnal animals, such as moles ... rapid radiation and diversification after the Cretaceous-Paleogene extinction.” Researchers believe that the high ...