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 ...

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 ...

This semi-aquatic mammal may look improbable, but its biology reveals how evolution shapes even the strangest mammal bodies.

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 ...

Title is from title page; volumes are titled "Comparative anatomy and physiology of vertebrates" on the spine. Wood (1931) lists it as "On the anatomy of vertebrates" as does the Smithsonian Library.