Synapsida

The cattle family, Bovidae, is the largest and most diverse of the various families of big herbivorous mammals, with only the deer family ...

Tritemnodon , another early hyaenodontid from Wyoming A large part of palaeontology consists, as you might expect, of looking in detail...

Insular flying fox, native to the Solomon Islands and Polynesia There are, at last count, well over 5,000 known species of mammal on th...

Myotis sodalis , the Indiana bat A great many species of mammal exhibit some degree of sexual dimorphism , whereby one sex is larger tha...

Brown titi monkey As 2015 draws to a close, it's time to look at some of the species of mammal that we didn't even know existed ...

Hesperocyon , the earliest known "dog" Despite their variety, all dog species alive today are placed in a single subfamily of ...

In 1999, alternative pop group The Bloodhound Gang infamously sang "You and me baby ain't nothin' but mammals / So let's...