Mammals
How Steller's Sea Cows Impacted the Environment They Left Behind
A new paper explores the ways these extinct megaherbivores would have reshaped kelp forests across the North Pacific
Ode to an Orca
A photographer takes the plunge into forbidding waters off Norway for an extraordinary encounter with orcas
For Panama's Fall Whale-Watching Season, Scientists Offer Tips for Safeguarding These Magnificent Creatures of the Deep
For humpback whales, bottlenose dolphins and coastal manatees, tourism is a mixed bag, making vigilance ever more important
Evidence of Fur and Leather Clothing, Among World's Oldest, Found in Moroccan Cave
Humans likely sported clothes made of jackal, fox and wildcat skins some 120,000 years ago
These Scientists Plan to Fully Resurrect a Woolly Mammoth Within the Decade
A company has raised $15 million to bring the species back from extinction using gene editing technology
Scientists Identify Seven Species of Spotted Skunks, and They All Do Handstands Before They Spray
Researchers analyzed hundreds of spotted skunk specimens to classify the animals
Woolly Mammoths Roamed Far and Wide Just Like Living Elephants
A new analysis of a mammoth tusk tracks the movements of an Ice Age icon
Stranded Killer Whale Survives With the Help of Humans
The whale was spotted stuck among the rocks of an island in Southeast Alaska, but after about six hours on dry land the whale was able to swim off
Other Mammals, Not Dinosaurs, Kept Our Ancestors Down
The asteroid impact that ended the Cretaceous gave our mammalian ancestors, the therians, an edge over their mammalian competitors
With This Metabolic Trick, Sea Otters Stay Warm Without Shivering
Researchers find that the metabolisms of these marine mammals go into overdrive to create heat in cool waters
After a Six-Year Sojourn in Space, Freeze-Dried Mice Sperm Produce Healthy Pups
Scientists say the finding supports the idea that genetic material can be shipped to other worlds to help establish a diversity of life
Ancient Elephants the Size of Shetland Ponies Once Roamed Sicily
The animals' size reduction is comparable to if humans were to shrink down to the size of a rhesus monkey
Don't Miss These Objects When the Smithsonian's Natural History Museum Reopens
See everything from a giant replica of a mosquito, to an Allosaurus fossil, to a pink fairy armadillo when the museum opens June 18
Florida's Manatees Are Dying at an Alarming Rate
Experts say starvation appears to be the main cause of death. Polluted waters are likely smothering the manatees’ favorite food: seagrass
Biggest. Antlers. Ever. Meet the Irish Elk
On view at the Smithsonian's Natural History Museum, this specimen of the extinct species unlocks an evolutionary mystery
How Can Suburbs Control Deer Populations? And More Questions From Our Readers
You've got questions. We've got experts
Australia's Cats Kill Two Billion Animals Annually. Here's How the Government Is Responding to the Crisis
A new report from the federal parliament recommends cat registration, nighttime curfews and spaying and neutering
Oldest DNA Sequenced Yet Comes From Million-Year-Old Mammoths
Genetic material from three ancient molars reveals secrets of about how the Ice Age elephants evolved
14 Fun Facts About Bright Pink Animals
From jellyfish to millipedes, the rosy hues make rare but exciting appearances in nature
Florida Manatee Found With 'Trump' Written on Its Back
The threatened species faces other serious threats, including boat collisions, habitat loss and toxic algae blooms
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