Mammal evolution

Discoveries The Jurassic Period’s ‘top predator’ was smaller than a house cat

A Jurassic swimmer’s skull and throat bones offer clues to the evolution of mammalian swallowing and suckling.

Discoveries A six-inch fossil just rewrote a major chapter of mammal evolution Hannah Shavit-Weiner

Health Scientists resurrect a 160-million-year-old mammal immune system and watch it evolve Hannah Shavit-Weiner

Discoveries Ancient mammal ancestors gave birth to live young, 236-million-year-old fossil finds Joseph Shavit

Health Human childbirth is not uniquely difficult relative to other mammals Hannah Shavit-Weiner