18 November 2013, 02:18 PM ET
In households with a history of domestic abuse, pets can be a complicating factor. Not only are pets likely to be the target of abuse, but women who are the victims of abuse often refuse to seek shelter for fear of abandoning their pets.
18 November 2013, 02:16 PM ET
At Bonhams in New York on Tuesday, a pair of dinosaurs could sell at auction for even more than Sue, the famous Tyrannosaurus rex that shattered expectations in 1997 when it sold to The Field Museum in Chicago for a record $8.36 million.
18 November 2013, 12:42 PM ET
The rise in global carbon dioxide is causing dramatic ocean acidification is threatening a number of aquatic species, including oysters farmed for human consumption.
17 November 2013, 02:01 PM ET
Male fruit flies are calmed by female company, new research finds. The brain circuitry involved in this anti-aggression effect may offer hints to the control of human aggression.
15 November 2013, 07:18 PM ET
In order to crush the ivory trade, nations are taking strong action.
15 November 2013, 06:29 PM ET
In the pursuit of bioengineering breakthroughs, is animal research ethical?
15 November 2013, 05:41 PM ET
Life isn't easy for a young salmon. After being born in fresh water, the fledgling fish travels hundreds of miles to the ocean, often carried by currents tail-first, where it encounters deep, predator-infested waters with strong currents and competition f
15 November 2013, 04:55 PM ET
The so-called Dueling Dinosaurs are set to sell next week for an estimated $7-9 million, but the case highlights scientists' discomfort when potentially great fossils head for auction rather than a peer review.
15 November 2013, 04:15 PM ET
Everyone knows what it’s like to be uncertain – at least, humans do. But are non-human animals ever uncertain?
15 November 2013, 04:14 PM ET
In 2006, fossil hunters discovered a pair of dinosaur fossils, arranged as if they died locked in combat. The so-called Montana Dueling Dinosaurs date back to some 67 million years ago.
14 November 2013, 06:05 PM ET
As adoption rates increase, fewer adoptable shelter animals are being euthanized.
14 November 2013, 04:12 PM ET
Six tons of carvings, jewelry, trinkets and tusks were being reduced to powder today (Nov. 14) as the United States, for the first time, destroyed its ivory stockpile.
14 November 2013, 02:50 PM ET
Sometimes the answers to some of the most challenging problems with technology can be found in nature. Researchers hoping to design more agile and fuel-efficient submarines are taking cues from the unique and elegant way stingrays swim.
14 November 2013, 02:30 PM ET
On Nov. 14, 2013, the U.S. Fish and Wildlife Service (FWS) destroyed its stockpile of seized ivory at the Rocky Mountain Arsenal National Wildlife Refuge in Commerce City, Colo., just outside of Denver.
14 November 2013, 02:03 PM ET
Dogs were first domesticated by European hunter-gatherers, according to a new genetic analysis of prehistoric dog remains. The study is a step forward in understanding how the only large domesticated carnivore came to be.
14 November 2013, 11:48 AM ET
Individual birds haven't changed their migration schedules in response to climate change. Instead, the results of a 14-year-long study of a migratory shore bird species suggested that early-born birds get more worms and can migrate sooner.
14 November 2013, 07:56 AM ET
A common sea worm glows blue light in ways uncommon in the world of bioluminescent organisms, new research shows.
13 November 2013, 02:01 PM ET
Plants and animals fight each other with poisons, and sometimes, humans can take advantage of these evolutionary battles. The "good" side of poison includes chocolate, coffee and an increasing number of medical drugs, according to a new museum exhibition.
13 November 2013, 01:50 PM ET
Fossils have painted an often colorful and sometimes feathery picture of what dinosaurs looked like in their heyday, but almost nothing is known about the brains of man's favorite Jurassic beasts. Drawing from the brain structures of crocodiles and birds,
13 November 2013, 01:37 PM ET
A ladybird beetle’s spiked foreleg is revealed in this remarkable microphotograph.
13 November 2013, 01:30 PM ET
To combat elephant poaching, the United States is preparing to publicly pulverize its 6-ton stockpile of illicit ivory this week, which has likely left many wondering, why not just sell it instead?
13 November 2013, 11:35 AM ET
One of the most secretive creatures on Earth — the saola — has been photographed in Vietnam for the first time in 15 years. The elusive creature has rarely been seen in the wild, earning it the nickname the "Asian unicorn."
13 November 2013, 10:35 AM ET
Gender-bending crabs that roamed the Cretaceous seas some 68 million years ago raise a mystery about why some of these crustaceans boasted both male and female characteristics. Parasitic infection is one possibility, but researchers can't be sure.
13 November 2013, 09:53 AM ET
Based on tests of microbes under Marslike conditions, an expert thinks airborne microbes could grow 30 miles above Earth's surface, in the stratopause.
12 November 2013, 09:40 PM ET
In the aftermath of super typhoon Yolanda, how will Americans help affected people and pets?
12 November 2013, 08:49 PM ET
What could be wrong about a pig-kissing contest?
12 November 2013, 07:02 PM ET
A simultaneous hermaphrodite, the slug has both male and female reproductive organs that it uses simultaneously during sex. The male organ is a two-pronged penis equipped with spines.
12 November 2013, 07:01 PM ET
Lots of animals take part in what humans might consider bizarre mating tactics, but one sea slug might take the cake: it stabs its partner in the head.
12 November 2013, 07:01 PM ET
On the Tibetan plateau, scientists have unearthed the oldest fossil of a big cat. The fossil is between 4 million and 6 million years old.
12 November 2013, 05:01 PM ET
Paleontologists unearthed the oldest big cat fossil in the Tibetan plateau. The fossil is at least 4 million years old.
12 November 2013, 03:40 PM ET
Calvin Klein's Obsession for Men is the fragrance of choice for field biologists. Beyond luring romantic partners, the masculine blend also attracts cats and other animals to remote cameras in the jungle.
12 November 2013, 03:27 PM ET
Biologists use Calvin Klein's Obsession for Men to attract wild animals like this African golden cat posing for a camera trap in Uganda's Kibale National Park.