17 January 2014, 09:47 AM ET
Stopped dead in its tracks when the government shut down, a famous T. rex fossil will finally make its road trip from Montana to Washington, D.C., this spring.
17 January 2014, 01:52 AM ET
Owls react to alarm calls from prairie dogs.
16 January 2014, 07:01 PM ET
Miley Cyrus may have made "twerking" a household word, but male black widow spiders are the real masters of the rump-jiggling dance move. These arachnids twerk their abdomens to avoid getting eaten by potential mates.
16 January 2014, 06:24 PM ET
At a public hearing held today (Jan. 16) here in Manhattan, state lawmakers discussed the need to tighten restrictions on the sale of ivory in New York, with some raising the possibility of a statewide ban on the trade.
16 January 2014, 05:01 PM ET
A new study reveals more details about the complicated ancient history of man's best friend. Dogs were likely domesticated by hunter-gatherers, before the rise of agriculture, but the wolves who were their immediate ancestors appear to be extinct.
16 January 2014, 02:29 PM ET
For some time, scientists have known that queen insects give off chemical signals that prevent workers from reproducing. When a queen dies, the signals wear off, and the workers become fertile again. Now, a team of researchers has identified a class of ch
16 January 2014, 11:07 AM ET
A camera trap snapped the first ever pictures of the elusive snow leopard in Uzbekistan. The new images confirm that there are at least two individual snow leopards in the Gissar Nature Reserve.
16 January 2014, 10:57 AM ET
When female spiders sense a disturbance in their webs, they respond by attacking (clip 1). To prevent becoming a meal, courting male black widow and hobo spiders 'twerk' their abdomens, drumming and tapping the web to show their good intentions.
16 January 2014, 10:43 AM ET
Thursday's Google Doodle celebrates American zoologist Dian Fossey, who is famous for studying mountain gorillas in their natural environment. Today would have been her 82nd birthday.
16 January 2014, 09:28 AM ET
Clouds rising from the cracks near Barrow Alaska are pumping mercury down to the ice and ocean. It can be toxic to animals residing in the area, and can contaminate the food chain.
15 January 2014, 06:40 PM ET
New critter cams atop of Florida alligators reveal new insights about the predator's daily schedule.
15 January 2014, 06:02 PM ET
When a falcon swoops through the air and spots a flock of birds, these crafty predators use a special aerial attack strategy to capture prey in midflight, according to a new study.
15 January 2014, 05:26 PM ET
Many people are surprised to find that insects, jellyfish and sea urchins are animals.
15 January 2014, 05:09 PM ET
Lawmakers will gather here in Manhattan tomorrow (Jan. 16) to examine the effectiveness of New York State's regulations restricting the sale of ivory.
15 January 2014, 04:27 PM ET
Across the globe, hundreds of species of birds can be seen flying in V-formations. We have long suspected that these formation might help birds fly with less effort. Yet the precise mechanics have remained unknown – until now.
15 January 2014, 04:05 PM ET
The polar bear's days are not numbered, if nations continue to act.
15 January 2014, 04:00 PM ET
A camera-toting alligator, taking a swim, is seen chomping on an unidentified animal or fish.
15 January 2014, 03:35 PM ET
To help combat elephant poaching, the United States crushed its stockpile of illegal ivory for the first time last year. Now European Union member states could be poised to follow suit.
15 January 2014, 12:16 PM ET
Enlarged fly eye takes top prize in outstanding microscopy photo contest.
15 January 2014, 11:10 AM ET
Washington D.C.'s National Zoo shows off its new giant panda cub. Alicia Powell reports.
15 January 2014, 10:34 AM ET
Researchers mounted cameras on falcons to study how these raptors mount aerial attacks to pursue their prey. The footage sheds light on the strategies used by falcons to intercept their targets mid-flight.
15 January 2014, 07:35 AM ET
Blackie, the oldest Nile hippopotamus in North America, has died at age 59 at the Cleveland Metroparks Zoo.
14 January 2014, 07:14 PM ET
Elephant females call the shots in elephant society.
14 January 2014, 07:01 PM ET
The humble dingo has become something of a scapegoat since its arrival in Australia just 4000 years ago.
14 January 2014, 04:05 PM ET
A tiny, unassuming spider in the Peruvian Amazon uses its entire web as a slingshot to capture slow-moving insects such as mosquitoes.
14 January 2014, 12:49 PM ET
Google Street View and Google Earth have gone off-road into remote places like the Amazon, and helped wildlife conservation in the process.
14 January 2014, 10:31 AM ET
The nearly 5-month-old giant panda cub Bao Bao at the Smithsonian's National Zoo will make her public debut in a few days.
13 January 2014, 03:54 PM ET
An example of how good intentions can go awry: Researchers saved the black robin from extinction after the bird was reduced to a single breeding pair. The effort to save it, however, introduced a maladaptive egg-laying trait.
13 January 2014, 03:47 PM ET
Thank to its sharp beak, a small red squid emerged victorious after an epic hour-long battle with a much bigger owlfish, all caught on video last November in Monterey Bay, Calif.
13 January 2014, 01:41 PM ET
Researchers have confirmed an observation made by Charles Darwin more than 150 years ago: That animals living on islands are tamer and less skittish than related animals living on the mainland.
13 January 2014, 12:05 PM ET
13 January 2014, 11:34 AM ET
This 375-million-year-old fish, the closest known relative of the ancestors of limbed animals such as humans, likely evolved the foundation for rear legs even before the move to land, researchers say.