30 unusual poisonous animals By Stephanie Pappas published 22 March 23 You do not want to eat these odd toxic creatures.
Extinct 'Lord of The Rings' eagles had a 10-foot wingspan and probably could have carried a hobbit By Harry Baker last updated 21 March 23 Fossils uncovered in Australia belong to a newfound species of extinct eagle that was big enough to pick up hobbit-size prey, like the fictional giant eagles in "The Lord of the Rings."
Trilobites had a hidden third eye, new fossils reveal By Jennifer Nalewicki published 21 March 23 What had multiple eyes and a hard shell? A trilobite, that's what.
Ancient marsupial sabertooth had eyes like no other mammal predator By Jennifer Nalewicki last updated 21 March 23 The wide-set eyes and exaggeratingly long teeth likely helped Thylacosmilus atrox become a successful hunter.
Which animals have the strongest bite? By Elizabeth Rayne published 19 March 23 Which living and extinct animals have the strongest bite forces on record?
Why do dogs tilt their heads? By Charles Q. Choi published 18 March 23 Dogs commonly tilt their heads, but is it a sign of intelligence, or does it mean something else entirely?
Heartbreaking footage shows whale with severely broken back struggling to swim By Harry Baker published 17 March 23 A fin whale with a deformed spine was recently spotted struggling to swim off the coast of Spain. Its back was likely broken during a vessel strike, experts say.
Oldest 'fish-lizard' fossils ever found suggests these sea monsters survived the 'Great Dying' By Harry Baker published 17 March 23 The fossilized remains of an ichthyosaur dating back to shortly after the Permian mass extinction suggest that the ancient sea monsters emerged before the catastrophic event.
A creepy crocodile and glacial 'guts' among stunning winners from nature photography competition By Sascha Pare published 17 March 23 From underwater wonders to spectacular landscapes, here are the winners from the 2022 World Nature Photography Awards.
'Extremely rare' fossilized dinosaur voice box suggests they sounded birdlike By Ben Turner published 15 March 23 A fossilized ankylosaur voice box reveals that these beasts may have sported a far more sophisticated vocal range than scientists originally thought.
Longest dinosaur neck ever stretched further than a school bus at 49 feet long By Laura Geggel published 15 March 23 By comparing the few known bones of the sauropod Mamenchisaurus sinocanadorum with its relatives, experts have extrapolated its tremendous neck length.
Black widows are being slaughtered by their brown widow cousins, and we don't know why By Harry Baker published 14 March 23 Brown widow spiders, which are invasive to North America, are wiping out black widow populations in the U.S. by aggressively attacking them for no clear reason, a new study shows.
Hollow bones in giant dinosaurs and pterosaurs show convergent evolution in action, fossil study suggests By Sascha Pare published 13 March 23 Some of the oldest dinosaurs didn't have hollow bones, suggesting that skeletal air sacs evolved independently in three lineages: long-necked sauropodomorphs, meat-eating theropods and pterosaurs.
Ancient platypus-like fossil could rewrite the history of egg-laying mammals By Joanna Thompson published 10 March 23 Fossils of a 70 million-year-old platypus relative called Patagorhynchus pascuali found in South America show that egg-laying mammals evolved on more than one continent.
'Supergene' mutation turned ants into parasitic wannabe queens By Sascha Pare published 10 March 23 Scientists have identified a mutant strain of clonal raider ants that look like miniature queens and evolved quickly because of a single "supergene" mutation.
In a first, zoo lion transmits COVID-19 to its keepers By Harry Baker published 9 March 23 An elderly lion in an Indiana zoo transmitted COVID-19 to the zookeepers who handfed the severely ill big cat. It is the first recorded time a zoo animal has passed the virus to a human.
Ancient monster fish 'Dunk' was short and chunky, study finds By Cameron Duke published 8 March 23 One of the largest ancient fish on record, known as Dunkleosteus, was actually half as long, but still super chunky, a new study finds.
2 orcas slaughter 19 sharks in a single day in South Africa, eating their livers and leaving them to rot By Jennifer Nalewicki published 7 March 23 An orca killing spree continues in South Africa. Their target: shark livers.
How big can animals get? By Joshua A. Krisch published 5 March 23 Animals, especially those on land, can't grow indefinitely. The reason has to do with the square-cube law.
How many hearts does an octopus have? By Charles Q. Choi published 4 March 23 Octopuses are odd: They have more than one heart and copper-rich blue blood.