24 April 2015, 07:59 PM ET
Pigs are mammals with stocky bodies, flat snouts, small eyes and large ears. They are highly intelligent, social animals, and are found all over the world.
24 April 2015, 11:39 AM ET
A juvenile male pocket shark has been identified from the Gulf of Mexico offshore Louisiana. The tiny shark has an orifice above its fin that may secrete either mate-attracting pheromones or a luminous substance.
24 April 2015, 10:04 AM ET
Scientists have identified a pocket shark that was collected from the Gulf of Mexico, only the second specimen in this genus ever reported, they say. Here are images of the teensy shark.
23 April 2015, 05:31 PM ET
For many of us, spring has arrived when the songbirds return.
23 April 2015, 04:15 PM ET
Spring is here, but subtle shifts in timing are having not-so-subtle impacts on wildlife.
23 April 2015, 03:10 PM ET
Next month, the New York State Supreme Court will hear arguments about whether two research chimpanzees, named Hercules and Leo, should be considered persons, not property, entitled to the same rights as humans.
23 April 2015, 11:18 AM ET
The swollen red bottom of a female balloon may not be the signal of sexual fitness that researchers thought it was.
23 April 2015, 07:40 AM ET
To get to the bottom of some of the assumptions about snakes in the United States and separate fact from fiction, Live Science talked to several snake experts. Here are some commonly held beliefs about snakes and whether they're true or false.
22 April 2015, 05:24 PM ET
Three male Amur tiger cubs born in the early hours of April 21 are currently in an incubator after their mother didn’t nurse them.
22 April 2015, 05:23 PM ET
Inbreeding is to blame for the decline in wolves at Isle Royale National Park, ecologists say, but climate change may be an indirect culprit in the population crash.
22 April 2015, 02:40 PM ET
The plates of the Stegosaurus — the large, bony discs that lined the dinosaur's neck, back and tail in two staggered rows — may have differed between males and females, a new study finds.
22 April 2015, 01:00 PM ET
The inch-long species, scientifically named Hyalinobatrachium dianae, joins Costa Rica's 13 other glass frogs.
22 April 2015, 12:51 PM ET
Small actions at home can help wildlife around the Earth.
22 April 2015, 09:37 AM ET
If there's a beast swimming in the Scottish lake, it has proved quite elusive.
22 April 2015, 12:46 AM ET
Instead of sharpshooters, a sterilizing vaccine is now helping bring elephant populations under control.
20 April 2015, 01:36 PM ET
While most female squid and octopuses have just one reproductive cycle before they die, vampire squid go through dozens of egg-making cycles in their lifetimes, a study found.
17 April 2015, 03:05 PM ET
The outbreak of flu that has sickened thousands of dogs in the Midwest is a new strain that likely came from Asia, experts say.
17 April 2015, 06:17 AM ET
Jane Goodall, the British primatologist who gained worldwide fame for her studies of wild chimpanzees in East Africa, greeted a packed audience here at the Brooklyn Academy of Music last night (April 15) with a series of apelike howls.
17 April 2015, 12:13 AM ET
Will turtles' new-found "voices" save them from being eaten into extinction?
16 April 2015, 04:39 PM ET
Scientists plotted some 29,000 reports of roadkill to identify the most hazardous roadways for California's wildlife.
16 April 2015, 03:56 PM ET
The long-vanished Bouvier's red colobus monkey has been spotted again in a remote Congo forest.
16 April 2015, 02:00 PM ET
Dogs make eye contact with humans because they have hijacked an ancient hormonal pathway that facilitates bonding in humans, new research suggests.
16 April 2015, 12:02 PM ET
Octopuses move with a simple elegance, but they have no rhythm, according to new research.
16 April 2015, 12:00 PM ET
Despite its bilaterally symmetrical body, the octopus can crawl in any direction relative to its body orientation.
15 April 2015, 03:07 PM ET
A lucky group of ocean lovers got the surprise of a lifetime when a huge sperm whale swam into their live video broadcast.
15 April 2015, 12:26 PM ET
Scientists exploring natural methane seeps on the Gulf of Mexico seafloor were surprised to encounter the whale. It curiously circled the expedition's Remotely Operated Vehicle (ROV) for a few minutes on April 14, 2015.
14 April 2015, 07:01 PM ET
The western gray whale now holds the record as the mammal with the longest known migration, researchers say.
14 April 2015, 07:01 PM ET
Bone-eating worms that can devour an entire whale carcass were also feasting on prehistoric reptiles more than 100 million years ago.
14 April 2015, 03:52 PM ET
A throng of giant flying fish that catapulted themselves towards oncoming rowers were not coordinating a fishy assault but were probably just spooked by the boat, science suggests.
14 April 2015, 12:44 PM ET
The giraffe born at the Dallas Zoo last week is a healthy baby girl. The spindly-legged bundle of joy weighs 139 lbs. (63 kilograms) and stands 5 feet 10 inches (1.8 meters) tall, a spokeswoman said.
13 April 2015, 07:38 PM ET
Dogs are part of a large taxonomic family called Canidae, which also includes wolves, coyotes, foxes and jackals. Members are called canids. Domestic dogs are a subspecies called Canis lupus familiaris.
13 April 2015, 06:34 PM ET
Teaching people when and where to swim (to avoid sharks), and improving the emergency response to shark bites, can significantly reduce the number of deaths.