Search Results for: Vertebrates
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1,539 results
1,539 results for: Vertebrates
- Animals
Newly discovered lymph hydraulics give tunas their fancy moves
There’s still some anatomy to discover in fishes as familiar as bluefin and yellowfin tunas.
- Paleontology
T. rex’s silly-looking arms were built for slashing
Tyrannosaurus rex may have used its small arms for slashing prey.
- Animals
Specialized protein helps these ground squirrels resist the cold
A less active cold-sensing protein explains, in part, why some hibernating ground squirrels are more tolerant of chilly conditions than the animals’ nonhibernating kin.
- Animals
In marine mammals’ battle of the sexes, vaginal folds can make the difference
Patricia Brennan and colleagues found certain female ocean mammals have vaginal folds that give them an advantage in mating
- Ecosystems
How mammoths competed with other animals and lost
Mammoths, mastodons and other ancient elephants were wiped out at the end of the last ice age by climate change and spear-wielding humans.
- Animals
Most blue whales are ‘righties,’ except for this one move
Though many blue whales tend to be “right-handed” when hunting for krill, one specific barrel roll move requires a lefty twist.
- Paleontology
New fossils shake up history of amphibians with no legs
The oldest near-relative of today’s snake-shaped caecilians could have an unexpected backstory.
- Oceans
Here’s a breakdown of the animals that crossed the Pacific on 2011 tsunami debris
Hundreds of marine animals from Japan have washed up on U.S. beaches since the destructive 2011 earthquake and tsunami.
- 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.
- Animals
Being a vampire can be brutal. Here’s how bloodsuckers get by.
Blood-sucking animals have specialized physiology and other tools to live on a diet rich in protein and lacking in some nutrients.
- Animals
Study ranks Greenland shark as longest-lived vertebrate
Radiocarbon in eye lenses suggests mysterious Greenland sharks might live for almost 400 years.
- Paleontology
New tyrannosaur had a sensitive side
Tyrannosaurs may have had sensitive snouts that detected temperature and touch.
