Animals Archive
30 November 2015, 06:55 AM ET
At least 626 baby right whales have died off the coast of Argentina since 2003, and no one knows why.
28 November 2015, 11:46 AM ET
A bizarre three-armed ancient creature probably filtered food particles from the water in order to survive. The animal looked nothing like anything alive on Earth today, the researchers said.
27 November 2015, 02:42 PM ET
Check out amazing photos of humpback whales breaching the ocean surface as scientists monitor their lengthy sea travels.
27 November 2015, 02:41 PM ET
During lengthy migrations, humpback whales in the South Pacific stop over at seamounts that rise hundreds of feet from the seafloor. Scientists suspect the undersea mountains may serve multiple important roles for the whales.
26 November 2015, 09:25 AM ET
A recently discovered fossilized worm from 535 million years ago had an armored body, a mouth ringed with teeth and rows of thornlike spines on its flanks.
25 November 2015, 03:17 PM ET
The fragile remains of 150-million-year-old eggshells are helping researchers figure out what kinds of nests dinosaurs created for their eggs, according to a new study.
25 November 2015, 02:09 PM ET
An empty spider web isn't a mystery; it's a clue.
25 November 2015, 12:55 PM ET
A flatworm can regenerate its head and brain in the shape of those in other planarian species, researchers have found. Here are images of the bizarre creatures and the experiment that revealed this odd shape-changing ability.
25 November 2015, 10:25 AM ET
With circles of spiky teeth, articulated armored plates and sharp spines, the 2mm-long Eokinorhynchus rarus, lived in China 535 million years ago. It’s related to modern insects, spiders, crustaceans and roundworms.
25 November 2015, 07:49 AM ET
For years, there has been scant fossil evidence showing how the giraffe evolved to have such a long neck. But now, the remains of a 7-million-year-old creature with a shorter neck provides proof that the giraffe's iconic feature evolved in stages.
24 November 2015, 04:55 PM ET
Without altering a single DNA molecule, researchers engineered a flatworm to grow the heads of different species.
24 November 2015, 08:56 AM ET
The culprit behind a disease that causes raised blisters, crusted-over eyes and snouts, discolored skin patches, and ultimately death in several snake species has been identified.
23 November 2015, 04:04 PM ET
One of four northern white rhinoceros left on Earth died yesterday (Nov. 22), leaving only three surviving members of the critically endangered species.
23 November 2015, 01:34 PM ET
A diving beetle's complex eye parts transform rapidly as the larvae molt.
23 November 2015, 12:07 PM ET
It can fly! It can blush! The official bird of Thanksgiving is full of surprises.
21 November 2015, 08:25 AM ET
What if the dinosaur-killing asteroid never slammed into Earth and the paleo-beasts weren't vanquished from our planet 66 million years ago? That's the hypothetical that forms the basis of Pixar's "The Good Dinosaur," set to hit theaters on Nov. 25.
19 November 2015, 02:35 PM ET
A marine mollusk built like a tiny tank can see with hundreds of eyes made of the same material as its armor. Scientists tested its vision and found that the chiton could use its armored eyes to see a fish from more than 6 feet away.
19 November 2015, 12:01 PM ET
A subtle skull slope identifies a new dinosaur species as a direct link between a predecessor with a flat skull and later relatives with dramatic paddle-shaped crests.
19 November 2015, 11:05 AM ET
Go ahead and call a pigeon a birdbrain. Just don’t challenge it to the tedious game of "Categorizing Tumors as Cancerous or Benign." The pigeon may well win.
19 November 2015, 09:06 AM ET
Fancy footwork may woo mates for blue-capped cordon-bleus, songbirds that can tap dance faster than the eye can see.
19 November 2015, 07:55 AM ET
Schools of aquatic animals won big during this year's Royal Society photo competition.
19 November 2015, 07:54 AM ET
The winning photos from the first-ever Royal Society Publishing Photography competition.
18 November 2015, 03:12 PM ET
In a deep, dank cave in Brazil, a pale, blind creature lurks, never venturing out to feel the sun.
18 November 2015, 02:46 PM ET
A subtle skull slope identifies a new dinosaur species as a direct link between a predecessor with a flat skull and later relatives with dramatic paddle-shaped crests.
18 November 2015, 02:22 PM ET
What do you have in common with a filter-feeding, deep-sea worm? On a genetic level, it's a lot more than you might suspect.
18 November 2015, 11:56 AM ET
Researchers at a conservation center in China say they have decoded 13 sounds made by pandas to seek mates, ask for food or show anxiousness.
18 November 2015, 10:44 AM ET
There’s a lot of love song and dance going on above our heads. Video (incl. slo-mo) of Blue-Capped Cordon-Bleu birds show the musical mating rituals of males and females.
17 November 2015, 11:56 AM ET
Genes linked to Acorn worms’ (Saccoglossus kowalevskii) breathing and feeding apparatus are present in humans, and may control parts of the same systems. Our common ancestor lived about 1 billion years ago.
17 November 2015, 09:35 AM ET
Teensy parasites called "mucus animals" are actually degenerated jellyfish that sport little stinging cells but no mouth or gut. The finding could expand scientists' definition of the animal kingdom, the researchers say.
17 November 2015, 07:28 AM ET
How far could T. rex's jaws stretch? A new study has answers about the breaking point for this dinosaur’s bite.
16 November 2015, 02:14 PM ET
Swimming just below the water’s surface, a Sunburst diving beetle larva locates its target by visually "scanning” it with up-and-down head movements.
16 November 2015, 09:45 AM ET
Carnivores such as the Tyrannosaures rex and Allosaurus fragilis could produce wide jaw gape, giving them the ability to to maximize devastation to their prey.
15 November 2015, 12:25 PM ET
Hair boosts the surface area of animals by 100 times the surface area of their skin alone.
14 November 2015, 12:38 PM ET
Giraffe sex involves cocktail parties, statuelike stances, urination and instantaneous ejaculation.
13 November 2015, 11:57 AM ET
Male bumblebees are good for more than just sex. Turns out, they've got smarts as well and get flying colors on flower tests just like females.
13 November 2015, 08:13 AM ET
Giant, lizardlike beasts with teeth strong enough to puncture clamshells and equipped with short limbs and a long, paddle-shaped tail populated waterways some 200 million years ago. And now, two new species of these thalattosaurs have been added to the ra