Search Results for: Vertebrates
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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.
By Susan Milius -
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.
By Susan Milius -
Paleontology
New tyrannosaur had a sensitive side
Tyrannosaurs may have had sensitive snouts that detected temperature and touch.
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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.
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Animals
Study ranks Greenland shark as longest-lived vertebrate
Radiocarbon in eye lenses suggests mysterious Greenland sharks might live for almost 400 years.
By Susan Milius -
Animals
Size matters to lizards, but numbers may not
Scientists have sized up the quantitative abilities of lizards and found that reptiles may not be as good with numbers as other vertebrates.
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Paleontology
Ancient armored fish revises early history of jaws
The fossil of a 423-million-year-old armored fish from China suggests that the jaws of all modern land vertebrates and bony fish originated in a bizarre group of animals called placoderms.
By Meghan Rosen -
Life
Defining ‘species’ is a fuzzy art
Here's why scientists still don't agree on what a species is.
By Susan Milius -
Paleontology
Preteen tetrapods identified by bone scans
Roughly 360 million years ago, young tetrapods may have schooled together during prolonged years as juveniles in the water.
By Susan Milius -
Plants
José Dinneny rethinks how plants hunt for water
Plant biologist José Dinneny probes the very beginnings of root development, which may have important implications for growing food in a changing climate.
By Susan Milius -
Animals
First fluorescent frogs might see each others’ glow
A polka dot frog, the first known fluorescent amphibian, may get a visibility boost in twilight and moonlight.
By Susan Milius -
Animals
Tales of creatures large and small made news this year
Scientists filled in the details of some famous evolutionary tales in 2016 — and discovered a few surprises about creatures large and small.