At first glance, this mammal looks like a horse gone terribly wrong. But, in reality, Chalicotherium is far from a botched ...

Reports of a dolphin with thumb-like digits in its flippers have sparked public curiosity about how far mammal anatomy can stretch and what that might reveal about evolution. I cannot verify the ...

Mammals, including humans, stand out with their distinctively upright posture, a key trait that fueled their spectacular evolutionary success. Yet, the earliest known ancestors of modern mammals more ...

Sensitive hearing may have evolved in mammal ancestors far earlier than scientists once believed. By modeling how sound moved ...

The mammalian olfactory system has evolved a remarkable complexity, integrating specialisations in the nasal architecture that support diverse ecological roles. Central to this system are the turbinal ...

Full names of the authors are James G. Mead and Robert Ewan Fordyce. Cetaceans form one of the most unique groups in the evolutionary history of mammals. They have returned to the sea and modified ...