Mammals are best characterized by their warm blood, mammary glands and unique birth process. Birds are classified as avians, not mammals, notably, due to their egg birthing.

The most recently designated state symbol is Pennsylvania’s Official state amphibian. No, it’s not a frog or toad, it’s a ...

Endothermy, or warm-bloodedness, is the ability of mammals and birds to produce their own body heat and control their body temperature.

Female elephant seals are not delicate creatures. They are rippling tubes of muscle and blubber that can weigh more than 1,000 pounds. Still, female elephant seals are absolutely dwarfed by their ...

Though we mammals may not be quite as colorful as our avian counterparts, modern species still display hues from purple to orange, along with varied patterns. Fur color isn’t just aesthetic.

Attract birds like this Black-Capped Chickadee, not squirrels or other mammals, with WBU hot pepper Fiery Feast seed. This Black-Capped Chickadee also likes Safflower seed which is a great option ...

The Bird Flu Virus Adapted to Sea Mammals. It May Not Be Done Yet. Huge die-offs of elephant seals occurred after the virus gained nearly 20 troublesome new mutations, scientists found.

Billy and Tina are not the first giant mammals removed from L.A. under cover of darkness. In 1987, Marineland of the Pacific, a theme park on the Palos Verdes Peninsula, ...