Paleontology
- Paleontology
T. rex’s silly-looking arms were built for slashing
Tyrannosaurus rex may have used its small arms for slashing prey.
- Animals
Ancient whale turns up on wrong side of the world
A Southern Hemisphere whale species was briefly a northern resident.
- Paleontology
A baby ichthyosaur’s last meal revealed
A new look at an old fossil shows that some species of baby ichthyosaurs may have dined on squid.
- Paleontology
A baby ichthyosaur’s last meal revealed
A new look at an old fossil shows that some species of baby ichthyosaurs may have dined on squid.
- Paleontology
Saber-toothed kittens were born armed to pounce
Even as babies, saber-toothed cats had not only oversized canine teeth but also unusually powerful forelimbs.
- Paleontology
This giant marsupial was a seasonal migrant
A new analysis suggests that Diprotodon optatum, a giant plant-eating marsupial that went extinct about 40,000 years ago, migrated long distances, much like today’s zebras and wildebeests.
- Paleontology
This giant marsupial was a seasonal migrant
The giant, extinct marsupial Diprotodon optatum migrated seasonally, the first marsupial shown to do so.
- Paleontology
Shhhh! Some plant-eating dinos snacked on crunchy critters
Scientists studying dinosaur poop found that some duck-billed dinos cheated on their vegetarian diets by snacking on crustaceans.
- Animals
3-D scans of fossils suggest new fish family tree
Analysis of specimens from China implies ray-finned fishes evolved later than previously thought.
- Paleontology
Like sea stars, ancient echinoderms nibbled with tiny tube feet
An ancient echinoderm fossil preserves evidence of tube feet like those found on today’s sea stars.
- Paleontology
Woolly rhinos may have grown strange extra ribs before going extinct
Ribs attached to neck bones could have signaled trouble for woolly rhinos, a new study suggests.
- Paleontology
This ancient sea worm sported a crowd of ‘claws’ around its mouth
A newly discovered species of arrow worm that lived over half a billion years ago had about twice as many head spines as its modern kin.
