26 May 2015, 03:41 PM ET
"Astoundingly huge" dinosaur Dreadnoughtus schrani is rewriting the book on the physical limits of life.
26 May 2015, 03:17 PM ET
Billions of by-the-wind sailors, also called Velella velella, could wash ashore in coming months because of favorable water temperatures and onshore winds.
26 May 2015, 07:49 AM ET
With the bill and webbed toes of a duck, tail of a beaver and body of an otter, platypuses are some of the strangest-looking animals on the planet. Their mating behaviors are just as odd, involving venom battles, tail biting and aquatic dances.
22 May 2015, 03:02 PM ET
Here are some of the other amazing advances in animal surgeries.
22 May 2015, 09:28 AM ET
With the discovery of the supermassive dinosaur Dreadnoughtus schrani, the most complete skeleton ever found of its type, Drexel University scientists have an unprecedented window into the anatomy and biomechanics of the largest animals to ever walk.
22 May 2015, 09:26 AM ET
Squid, octopuses and cuttlefish are colorblind, but they can still reproduce a near-infinite number of camouflage patterns. New research suggests they're helped along by light-sensing cells in their skin.
22 May 2015, 07:58 AM ET
Nearly one-third of Americans believe animals should have the same rights as people, a recent poll finds.
21 May 2015, 12:01 PM ET
About 425 million years ago, a sneaky wormlike parasite invaded a crustacean before the two were fossilized together in the limestone of modern-day England, a new study finds.
21 May 2015, 12:00 PM ET
The genome of 35,000-year-old wolf rib from Siberia suggests huskies carry ancient wolf DNA.
21 May 2015, 10:51 AM ET
Graduate Research Fellow, and US Navy Veteran, Amy Battocletti captures insects in the salt marsh regions of Atlantic City, NJ. to research the impact of genetic variation within plant species in marine ecosystems.
21 May 2015, 07:01 AM ET
A morbidly maternal wasp, a crop-circle-creating pufferfish and an acrobatic arachnid are among the bizarre and awe-inspiring new species named in 2014, according to a new ranking.
21 May 2015, 06:58 AM ET
A fierce, feathery dinosaur, a parasitic plant and a creepily maternal wasp are among the top 10 species described in 2014.
20 May 2015, 03:10 PM ET
The finding of an 80-million-year-old femur bone has inducted Washington state into the dinosaur club, a new study finds.
20 May 2015, 03:10 PM ET
A fragmented femur bone hidden underwater for millions of years has become the first evidence that a dinosaur once roamed Washington, a new study finds.
20 May 2015, 09:50 AM ET
Millions of years ago, the common ancestor of all living snakes — a long creature with tiny hind limbs as well as ankles and toes — could be found slithering over the damp soil of forests in search of soft-bodied prey, a new study finds.
19 May 2015, 12:50 PM ET
Given the obstacles of modifying a chicken into a dinosaurlike creature, how close are scientists to creating a dino-chicken?
19 May 2015, 09:01 AM ET
Even though bamboo is their main food source, giant pandas are horrible at digesting it, a new study of their gut bacteria finds.
19 May 2015, 03:11 AM ET
An enormous turtle fossil grew even bigger after an amateur fossil collector found its missing piece.
18 May 2015, 03:10 PM ET
An amateur fossil collector recently found a turtle bone fragment that is the exact match to a broken fossil bone found in the 19th century, revealing the turtle was one of the largest that ever lived.
18 May 2015, 07:16 AM ET
A citizen-science project will examine the microbiome of cats' digestive systems, in both house pets and wild animals.
17 May 2015, 09:38 AM ET
Rather than mundane, lazy sex, sloths participate in quite the mating game. In fact, sloth sex involves high-pitched screams, promiscuity and eye-gouging battles.
15 May 2015, 05:48 PM ET
Millions of tiny spiders recently fell from the sky in Australia, alarming residents whose properties were covered with the creepy critters and mounds of their silky threads.
15 May 2015, 03:44 PM ET
A silvery-gray conger eel had already gone limp by the time fishermen found it on their trawler, but its shocking length of 7 feet (2.1 meters) still caught them off guard, according to the British company that found the huge eel.
14 May 2015, 02:02 PM ET
The tire-size opah, which can weigh up to 200 pounds, thrives in cold ocean depths by keeping its blood warm, making it the first fish ever discovered to generate its own body heat. It does so in a bizarre way.
14 May 2015, 02:00 PM ET
The moonfish, which are about the size of a manhole cover, is now considered the first-known warm-blooded fish. Here's a look at amazing images of the oddball fish.
14 May 2015, 07:18 AM ET
In a quest to figure out what makes some male sage grouse so sexy, one scientist has turned to partly taxidermied robots.
13 May 2015, 02:11 PM ET
Trap-jaw ant Odontomachus brunneus use their quick moving mandibles, clocked at speeds reaching 60 meters per second, to avoid capture and death from predatory larval antlion.
13 May 2015, 02:02 PM ET
When threatened, some trap-jaw ants can use their powerful jaws like a spring to fling themselves out of death pits dug by stealthy predators, a new study finds.
13 May 2015, 07:51 AM ET
Giant panda Mei Xiang (may-SHONG) may have another cub on her paws in a few months. Scientists and veterinarians gave the furry black-and-white starlet two rounds of artificial insemination on April 26 and 27 at the National Zoo in Washington D.C.
13 May 2015, 07:32 AM ET
At 3,456 pounds (1,570 kilograms), a great white shark named Mary Lee may be one of New York's largest tourists.
12 May 2015, 01:38 PM ET
The shark, named Mary Lee, was tagged off of Cape Cod, MA in 2012 by nonprofit research group OCEARCH. Her tracker’s radio ping caught the 3,456 pound (1,568kg) animal navigating the waters off of Jones Beach in New York in May 2015.
12 May 2015, 09:18 AM ET
Sir David Attenborough, the world-famous nature host, recently found himself in a bat cave in Borneo, dangling from a rope 300 feet (91 meters) above the ground, as a drone hovered around filming him.
12 May 2015, 06:20 AM ET
Chicks with dino-snouts? With a little molecular tinkering, for the first time scientists have created chicken embryos with broad, Velociraptor-like muzzles in the place of their beaks. The results shed new light on how the bird beak evolved.
12 May 2015, 06:19 AM ET
Scientists have created chicken embryos with dinosaur-like snouts, revealing the genetic tweaks that may have led to the development of the bird beak.
07 May 2015, 03:15 PM ET
The shiny, fossilized brains of two ancient sea-monsterlike creatures are helping researchers understand how the ancestors of modern-day arthropods, such as scorpions and lobsters, evolved, as shown in a new study.
07 May 2015, 08:32 AM ET
A sinkhole in Madagascar contained hundreds of fossils of extinct primates, hippos, rodents and the island's largest predatory cat.