Scientifically-speaking there are 11 mammal groups, and most Mammals are warm-blooded, have body hair, give live birth and nurse their young with milk from mammary glands. Check out these articles about all kinds of mammals.
Rising sea levels wiped out the entire population of a rodent species only found on remote Australian island Bramble Cay. Who's next?
The population-control strategy to rid the islands of the invasive species would use something called "gene driving" and GMO rodents.
Orcas have culture, just like humans do. And that culture can influence their evolution.
The baby camel is definitely cuter than his namesake, don't you think? No word yet on how Alexander Camelton feels about Federalism.
The good news is that new research expands the orangutan count, but the bad news is that it's not because the population has grown.
In a surprising way, the Southeast Asian mammal, AKA the bearcat, creates a chemical compound shared with roasty, toasty human food, according to a new study.
Prairie dogs are cute little vegetarians … who have no problem casually snapping the neck of a ground squirrel. And those that kill have another sexy benefit, too.
Researchers at Johns Hopkins have stumbled upon a previously unknown type of brain cell that tells mice when to stop eating. Could that work for humans?
Researchers developed technology that allows monkeys to maneuver around in robotic wheelchairs, using only their thoughts to navigate. That has implications for humanity.
The current orcas residing at SeaWorld will be the last generation housed there.
Feral monkeys have roamed Silver Springs State Park in Florida since the 1930s.
As the climate changes, some pika populations may die out, but others will flourish. A new study examined what's likely to happen in eight U.S. National Parks.
A study finds wolves howl differently depending on the species.
"The Jinx." "Making a Murderer." And now, orangutans? Why this female-on-female ape killing took researchers by surprise — and reads like a human true-crime drama.
Motion-sensing cameras, detailed maps and a special poop-detecting dog all played a part in finding the jaguar nicknamed "El Jefe."
The white winter coat of a snowshoe hare protects it in the winter, but evolution can't keep up with a rapidly changing climate and shortening snowfalls.
When it comes to zebras, humans have a lot of questions. Why can't we ride them? What are the stripes for? Turns out some scientists may have just answered that last one.
What do bats have in common with ice skaters and one-legged ducks? The answer to that helped illuminate one perplexing thing about the flying mammals.
Breaking multiple records, Sarah set speeds never matched by any other animal. She was euthanized earlier this week by the staff at the Cincinnati Zoo, where she lived.
Groups of European bison make movement and grazing decisions by popular vote, choosing to follow or ignore potential leaders' suggestions.
Once more, humanity's attempts to view other animals as human lands us in a difficult spot, as this week's widely circulated photo of a "grieving" kangaroo illustrates.
Pop culture has depicted chimps and other primates as both gun-wielding villains and saviors, but should humans be concerned about the possibility of armed apes?
A new study shows how animal's pupils have evolved to help them survive in their ecological niche as predator or prey.
Can endangered species be saved with insemination from the Great Beyond?
Creatures from pachyderms to bees are better than humans at detecting scents.