Paleontology
- Paleontology
What male bias in the mammoth fossil record says about the animal’s social groups
Male woolly mammoths were more often caught in natural traps that preserved their remains, DNA evidence suggests.
- Paleontology
New dinosaur sported a curious set of chompers
Matheronodon provincialis, a newly described dinosaur, munched on tough plants with big scissors for teeth.
- 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.
