30 May 2015, 03:46 AM ET
Bespectacled Andean bears give pandas some cuteness competition.
29 May 2015, 11:25 AM ET
Apes, which include gorillas, bonobos, chimpanzees, orangutans, gibbons, siamangs — and people — are humanity's closest living relatives. Humans and chimps share about 98 percent of their DNA.
29 May 2015, 09:05 AM ET
One woman's snack break turned sour this week when she reached into a bag of grapes and felt the bite of a venomous black widow spider. But black widows aren't as horrifying as you might think.
28 May 2015, 11:30 AM ET
Male wolf spiders use "purring" vibrations to serenade their sweethearts, but this wooing only works if the females can feel these vibrations, new research finds.
28 May 2015, 11:02 AM ET
A paralysis-inducing wasp, a color-changing toad and a bat with eerily long teeth — what do all of these critters have in common?
28 May 2015, 10:58 AM ET
In 2014, 139 new species of plants and animals were discovered in parts of Cambodia, Laos, Myanmar, Thailand and Vietnam, an area collectively known as the Greater Mekong region.
27 May 2015, 03:30 PM ET
The Millipedes (Motyxia sequoiae), which have only been found in the Sierra Nevada region of California, have a unique walk and "give off a green-blue glow," according to Virginia Tech assistant professor Paul Marek.
27 May 2015, 02:17 PM ET
Male wolf spiders (Gladicosa gulosa) use vibration to communicate. Unlike other wolf spider species, they create airborne sounds that are audible, but females can only "hear" the vibrations when they resonate on a dry leaf.
27 May 2015, 01:43 PM ET
The color-changing panther chameleon has long fascinated scientists, but there's more to the reptile than meets the eye: what was once considered to be one species is actually 11 distinct species of chameleon, a new study finds.
27 May 2015, 01:40 AM ET
The panther chameleon, admired for its color-changing abilities, is not a single species, as scientists long thought.
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.