Revealing the genome of the common ancestor of all mammals

Integrating data from all continents and major biomes, we conservatively estimate 20 × 1015 (20 quadrillion) ants on Earth, with a total biomass of 12 megatons of dry carbon. This exceeds the combined biomass of wild birds and mammals and equals 20% of human biomass.

Mammals lived alongside some of the earliest dinosaurs, controversial study claims

Normally Taking a Million Years: Scientists Successfully Fuse Chromosomes in Mammals

Living fast may have helped mammals like ‘ManBearPig’ dominate

Mammals ballooned in size after the dinosaurs went extinct. Here's how they did it.

Early mammals lived faster and died younger than modern ones

Mucus has evolved at least 15 times in mammals

57% of Species: Startling Numbers of Small Mammals Are “Plastic Positive”

“Smoking Gun” Evidence That Mammals Were Not the First To Be Warm-Blooded

Scientists pinpoint the exact moment in evolutionary time when mammals became warm-blooded

The Mystery of When Warm-Blooded Mammals Evolved May Finally Be Solved

New Evidence Emerges in Mystery of When Mammals Became Warm-Blooded

Pocket Gophers are First Non-Human Mammals Known to Farm for Living

Genetically-enhanced biocontrols can help fight large invasive mammals, study finds

Coevolution of mammals and their lice

How placentas evolved in mammals

New study reveals impact of plastic on small mammals, as four out of seven species identified as 'plastic positive'

How Culturally Significant Mammals Tell the Story of Social Ascension for Black Americans

How Culturally Significant Mammals Tell the Story of Social Ascension for Black Americans