Beaked whales can hold their breath for over 3 hours (and possibly longer) By Mindy Weisberger These deep-diving whales can stay submerged for more than an hour longer than once thought, and recover surprisingly quickly.
Mass stranding event beaches 450 whales in Tasmania By Yasemin Saplakoglu It's the worst stranding event the Australian island has ever seen.
350 elephants killed by 'a combination of neurotoxins' in water, Botswana government says By Brandon Specktor Toxic cyanobacteria may have killed 350 elephants in Botswana, government says
Cave bear mummy discovered in Siberia still has its internal organs, fur and black nose By Laura Geggel An ancient cave bear adult and cub mummy have been found in the melting permafrost of Siberia.
Is this the funniest animal picture ever? By Live Science Staff The Comedy Wildlife Photography Awards winner has been announced
100 million-year-old sperm is the oldest ever found. And it's giant. By Stephanie Pappas Scientists have discovered the oldest known sperm, dating back 100 million years, crammed in the body of a tiny crustacean.
Lost humpback whale abandoned by friends in croc-infested river in Australia By Brandon Specktor The whale swam nearly 20 miles upriver before scientists caught up to it.
New 'eternal sleeper' dinosaur species was entombed while still alive By Laura Geggel This dinosaur was likely resting in a burrow before it was abruptly buried alive.
Why do dogs have cold noses? By Dani Leviss It's possible that a pup's cold, wet nose acts as an infrared sensor.
313-million-year-old track marks found in Grand Canyon By Diane Lincoln The 313-million-year-old tracks were left by a tetrapod.
These sea snails fly like butterflies, sink like hang-gliders (VIDEO) By Nicoletta Lanese Scientists studied how shell shape helps marine snails "fly" through water.
Endangered croc gives piggyback ride to 100 babies after mating with '7 or 8 females' By Brandon Specktor One of London's Wildlife Photographer of the Year honorees shows an endangered crocodile carrying 100 babies on his back
What are stingrays? By Erin Banks Rusby Stingrays are an instantly recognizable fish. The graceful swimmers glide through the water by undulating the edges of their flat, pancake-like bodies.
For koalas with chlamydia, relief is finally in sight By Mindy Weisberger Chlamydia has long been a serious threat to koalas, and scientists have new insights into a cure.
Seussian beast survived the Triassic by taking lots of naps By Yasemin Saplakoglu Analysis of this Triassic vertebrate's ever-growing tusks revealed that it may have spent part of the year hibernating.
Ancient caiman with 'no parallel in the modern world' left 46 bite marks on sloth leg By Laura Geggel This type of caiman could grow to up to 33 feet in length.
What are locusts and why do they swarm? By Greg Uyeno Locusts are described by their two dramatically different behavior patterns: Either docile and solitary, or active and sociable, forming gigantic, ravenous swarms.
A pup preserved in permafrost ate one of the last woolly rhinos on Earth By Laura Geggel Before it died in what is now Siberia, this ice age puppy ate a chunk of woolly rhino meat.
'Death screams' of swarming bacteria help their comrades survive antibiotic attacks By Mindy Weisberger Swarms of bacteria can survive encounters with antibiotics because some of the dying microbes emit "chemical death cries," an action known as necrosignalling.
