Animals Archive
17 April 2013, 01:59 PM ET
Human sperm (and horse sperm) trace a corkscrew course as they navigate, UCLA researchers observed with a new lens-less camera. But just why sperm do this is still a mystery.
17 April 2013, 01:54 PM ET
The ants' behavior reveals how social insects self-organize.
17 April 2013, 01:01 PM ET
The genome of a primitive fish called a coelacanth contains DNA that could reveal how fish evolved limbs to colonize land
17 April 2013, 11:20 AM ET
Millions of cicadas will pepper the East Coast in the coming weeks.
17 April 2013, 10:33 AM ET
From why they live in just one area in the world to invisible underground battles, here's a look at the pesky periodical cicadas.
17 April 2013, 08:02 AM ET
Are these fearsome predators gentle lovers?
16 April 2013, 11:54 AM ET
Nearly 10 percent of the area's birds have died in 2013.
16 April 2013, 11:07 AM ET
The new surgical technique mimics the swelling ability of the parasite's spines.
16 April 2013, 09:59 AM ET
Keepers at the Edinburgh Zoo are waiting to see if their matchmaking efforts will pay off for the giant panda pair.
15 April 2013, 03:00 PM ET
They don a 'nano-suit' to shield them from harsh vacuum conditions.
15 April 2013, 01:52 PM ET
The increased use of herbicides to kill weeds both on farm crops and along roads has reduced the amount of Milkweed available for the butterflies to lay their eggs on.
15 April 2013, 11:27 AM ET
Florida battles yet another invasive species.
15 April 2013, 11:26 AM ET
Some have nose like Pinocchio, others looked like they bumped their head.
12 April 2013, 10:06 AM ET
The 83-year-old Indonesian woman fended off the lizard after it bit her.
11 April 2013, 05:37 PM ET
Ants living atop earthquake faults shift behavior before quakes hit.
11 April 2013, 02:08 PM ET
The odd practice may help lady flies choose the father of their young.
11 April 2013, 01:04 PM ET
Claw marks on a prehistoric riverbed reveal how some dinosaurs swam over long distances.
10 April 2013, 05:55 PM ET
200 of the world's rarest orangutans were found on the island of Borneo.
10 April 2013, 04:50 PM ET
Goggles simultaneously monitor a chimpanzee's eyes and field of view.
10 April 2013, 03:22 PM ET
Communal shark feasts were discovered at dead whale carcasses.
10 April 2013, 01:00 PM ET
Dinosaur embryo bones, among the oldest known, found in China.
10 April 2013, 01:00 PM ET
A new discovery reveals the life of dinosaur embryos.
10 April 2013, 11:09 AM ET
Researcher Joseph Bahlman designs a robotic flapper inspired by bats incredible wings.
10 April 2013, 10:58 AM ET
Great white sharks scavenge on dead whales, a new study finds. Many of the normally solitary sharks gather to share the whale's blubber-rich flesh without any signs of aggression.
09 April 2013, 07:01 PM ET
A 370-million-year-old fish with bizarre anal fins may reveal some of the early evolutionary experiments that eventually gave rise to limbs
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