12 February 2014, 05:12 PM ET
In the first clip, crazy ants and fire ants fight over a grasshopper carcass. The crazy ants are able to clean themselves with a secretion that detoxifies the fire ants' potent bite. The second clips show this cleaning behavior more clearly.
12 February 2014, 05:04 PM ET
A new fossil that captures both birth and death confirms the earliest ancestors of the giant prehistoric sea predators called ichthyosaurs gave live births, according to a new study.
12 February 2014, 05:01 PM ET
Rather than counting whales from the bow of a ship, researchers have devised a much more efficient method of taking population censuses using satellite imagery.
12 February 2014, 04:29 PM ET
Wildlife attacks have been increasing in a few parts of the world, and some experts believe, for a number of reasons, that humans — unaccustomed to being prey — might start appearing on more predators' dinner menus in the future.
12 February 2014, 04:10 PM ET
About 65 percent of forest elephants were killed, mostly for their ivory, across central Africa in the last decade, new research finds.
12 February 2014, 01:36 PM ET
WARNING: This video may be disturbing to some viewers.
When doctors discovered blood after removing a 48-year-old woman's hearing aid, they found a live fruit fly larva while examining her ear canal.
12 February 2014, 12:59 PM ET
The human equivalent of the inching climber fish’s trek up a waterfall would be like climbing Mount Everest… three times in a row.
12 February 2014, 12:37 PM ET
A study of one ant species reveals they rely on experience when choosing between nests with a smaller entrance, and nests with darker light.
12 February 2014, 11:18 AM ET
While bee hives have Queen's, they typically spend there time laying eggs for the colony, not giving out orders like a royal monarch. Thats why scientists studying leaderless human organizations like analyzing the similarly organized bee hives.
12 February 2014, 10:57 AM ET
Different types of yawns send different social messages in gelada monkeys, according to a new study.
12 February 2014, 09:50 AM ET
A brightly colored beetle collected by Charles Darwin more than 180 years ago during his famous voyage aboard the HMS Beagle has been identified as a new species.
11 February 2014, 04:12 PM ET
Look out – crocodiles can scale tree branches taller than a human adult. A new study reveals that anecdotal reports of tree-climbing crocs are no joke.
11 February 2014, 04:09 PM ET
The 63-year-old Laysan albatross named Wisdom was spotted taking care of her newborn earlier this month on the Midway Atoll National Wildlife Refuge.
11 February 2014, 04:00 PM ET
Biologists recently witnessed more than 200,000 baby turtles hatch from their shells along sandy riverbanks in the interior of Brazil, according to the Wildlife Conservation Society.
11 February 2014, 03:59 PM ET
Scientists observed the mass hatching of about Giant South American river turtles that occurs ever year during the dry season in Brazil’s Abufari Biological Reserve. They counted about 210,000 hatchlings.
11 February 2014, 12:13 PM ET
When under the influence of stress hormones, male Adélie penguins are less vigilant with their chicks compared to parents with lower levels of stress hormones.
10 February 2014, 01:51 PM ET
Rare European eels are thought to cross the Atlantic Ocean to breed, but not all of them finish the ambitious voyage. Some meet their end in the belly of deep-diving whales, new research reveals.
08 February 2014, 09:13 AM ET
Dragonfly mating involves violent battles, flashy courtship dances and heart-shaped coitus.
07 February 2014, 07:38 PM ET
There are alternatives to culling animals in cities, so why does the practice continue?
07 February 2014, 06:48 PM ET
Findings could also explain why they're invisible to night-vision goggles.
07 February 2014, 04:07 PM ET
An independent panel of experts said Friday there are flaws in the science the Fish and Wildlife Service (FWS) used to make its case for ousting gray wolves from the Endangered Species list.
07 February 2014, 01:03 AM ET
Despite a promise not to, Sochi is now methodically killing its street dogs.
07 February 2014, 12:36 AM ET
Monarch numbers are rapidly falling, but what can be done to protect them?
06 February 2014, 02:55 PM ET
Pacific salmon can find their way to their ancestral feeding grounds without any prior travel experience using the Earth's magnetic fields as a guide.
06 February 2014, 01:36 PM ET
The small intestinal section from a mouse is revealed in this fascinating microphotograph. See how incredible image was made.
06 February 2014, 10:20 AM ET
France became the latest country to destroy its stockpile of confiscated ivory, with three tons of it turned to dust during a ceremony in Paris today. The ivory crush follows similar moves by the United States, the Philippines, China and Gabon.
05 February 2014, 05:53 PM ET
Of all of the animals in the animal kingdom, rats may be best suited to repopulation the world in the event of a mass extinction, some scientists say.
05 February 2014, 05:34 PM ET
When selecting a mate, female mice choose males with songs that differ from those of their parents to avoid inbreeding, a new study finds.
05 February 2014, 02:52 PM ET
To give park rangers in Africa an upper hand in the fight against poachers, conservationists are bringing drones to the places where vulnerable elephants and rhinoceroses roam.
05 February 2014, 01:41 PM ET
Woolly mammoths and other ice age beasts dined on nutritious, high-protein wildflower plants known as forbs, new research suggests.
05 February 2014, 01:00 PM ET
Wooly mammoths and other ice age beasts dined on nutritious, high-protein wildflower plants known as forbs, new research suggests.
05 February 2014, 12:02 PM ET
Florida officials say they've bagged one of the biggest Burmese pythons ever found in the state: an 18.2-foot-long female weighing some 150 pounds. The snakes are an invasive species that are wiping out wildlife in the Everglades.