17 December 2013, 01:54 PM ET
A researcher snapped a close-up photo of a tiger shark with its massive mouth gaping open. The tiger sharks are often known as garbage disposals of the sea because of the variety of things they eat.
17 December 2013, 10:30 AM ET
Sharks usually approach humans from the rear, according to new research. It's not entirely clear how they know which way humans face.
16 December 2013, 07:01 PM ET
New research shows that emperor penguin huddles — which can contain thousands of individuals — move collectively as a wave in response to any individual movement within the huddle, no matter the individual's location.
16 December 2013, 06:58 PM ET
By studying highs-peed video footage of emperor penguin huddles, researchers have found that any individual, no matter its location in the huddle, can manipulate the flow of the huddle’s movement.
16 December 2013, 06:30 PM ET
Here are photos of British kittens, most of which were born unexpectedly. Many people underestimate the age at which cats can become pregnant.
16 December 2013, 06:30 PM ET
Many people underestimate the age at which cats can become pregnant. This and other misconceptions allow 850,000 unplanned kittens to be born every year.
16 December 2013, 03:00 PM ET
Cats lived amongst Chinese villagers 5,300 years ago, new research finds. The kitties may or may not have been domesticated, but likely helped village farmers keep rodents out of their grain stores.
16 December 2013, 02:51 PM ET
The parasite known as the human botfly or Dermatobia hominis goes on a fascinating journey from larvae to adult.
16 December 2013, 02:44 PM ET
Scientists now have a male to match the largest female spider fossil ever found, but the discovery complicates the original interpretation of the species.
16 December 2013, 10:27 AM ET
Iran claims this is its second successful mission of 2013, although many have cast doubts on whether the first mission was legitimate.
13 December 2013, 05:36 PM ET
This winter, tens of thousands of birdwatchers across North America will bundle up and brave the elements, all in the name of science. The National Audubon Society's 114th annual Christmas Bird Count begins Saturday (Dec. 14).
13 December 2013, 04:05 PM ET
Scientists poking around Ethiopia's fossil-rich badlands say they discovered pieces of an extinct species of horse that was about the size of a small zebra and lived about 4.4 million years ago.
13 December 2013, 03:14 PM ET
The silvery bonefish forms huge, spinning schools of thousands to spawn in the Bahamas, new observations reveal. The findings point to the need for broader conservation efforts to protect this sport fish.
13 December 2013, 02:34 PM ET
Ten thousand bonefish migrate to offshore waters thousands of feet deep to spawn before quickly returning to their usual shallow-water habitat.
13 December 2013, 02:04 PM ET
Most of us have never heard of Ctenophores, or comb jellies, but this is about to change.
13 December 2013, 10:30 AM ET
To learn more about the smartest invertebrates on Earth, LiveScience caught up with Katherine Harmon Courage to talk about her new book "Octopus! The Most Mysterious Creature In the Sea."
13 December 2013, 09:45 AM ET
Octopuses are the most intelligent invertebrates on Earth. Here are eight awesome things we learned about the creatures from reading Katherine Harmon Courage's book "Octopus! The Most Mysterious Creature In the Sea."
13 December 2013, 07:50 AM ET
Deadly Fungus, Not Climate Change, Killing Frogs in Andes
13 December 2013, 01:39 AM ET
Are animal deaths at the National Zoo part of a systemic problem?
13 December 2013, 12:59 AM ET
Kitty the chimp spent a life in laboratories, but left the world in a sanctuary and at peace.
12 December 2013, 03:44 PM ET
A new federal report suggests that grizzly bears around Yellowstone National Park are not threatened by the loss of a major food source, but outside scientists vociferously criticize the report's science.
12 December 2013, 02:00 PM ET
A smell associated with something scary makes the nose respond to smells more strongly, new research finds. Scientists had not expected that sensory nerve cells would change in response to fear-based learning.
12 December 2013, 12:00 PM ET
A new fossil find with skin impressions reveals that the duck-billed dinosaur Edmontosaurus sported a fleshy "rooster comb" on its head, probably used to attract mates. Such a structure has never been discovered on a dinosaur before.
12 December 2013, 09:31 AM ET
Crocodiles and alligators use sticks as "tools" to lure unsuspecting birds — which fetch floating sticks for their nests — toward them. After that, it's mealtime for the crocs.
11 December 2013, 02:46 PM ET
Microphotographer snaps stunning image of an insect trapped in a spider web.
11 December 2013, 01:00 PM ET
Monitor lizards breathe by taking in air that flows through their lungs in a one-way loop — a pattern of breathing that may have originated 270 million years ago in the ancestral group that gave rise to dinosaurs, and eventually alligators and birds.
11 December 2013, 12:39 PM ET
Scientists are studying how the warming climate is effecting the vegetation on Greenland's tundra, where woody shrubs are replacing grasslands, which could change how much carbon dioxide is absorbed from the atmosphere.
11 December 2013, 12:38 PM ET
Animals at Smithsonian's National Zoo are literally dying for lack of funding, the zoo's director told the Washington Post. Three preventable animal deaths and a zebra attack are blamed on short staffing.
11 December 2013, 10:09 AM ET
Turkestan cockroaches are exchanged on the Internet by reptile owners and are replacing the more familiar oriental cockroaches in some areas of the southwestern United States.
11 December 2013, 10:09 AM ET
Though humans pride themselves in their abilities to snap self-portraits with flick of a wrist and help of a smart phone, some members of the wild animal world have caught on to the trend and have taken part in the craze as well, albeit less earnestly.
11 December 2013, 10:00 AM ET
Wild animals join in on the selfie craze, though a little less earnestly than their human counterparts.
10 December 2013, 07:01 PM ET
Typically thought to help camouflage, color change in chameleons appears to play a more important role in social interactions. New research has found that the faster and brighter a chameleon changes color, the more dominant it is in a territorial fight.