Search Results for: Vertebrates
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1,548 results
1,548 results for: Vertebrates
- Animals
Spider diet goes way beyond insects
Veggie-eating spiders have been found on every continent except Antarctica, a new study notes.
- Astronomy
Readers tussle over top science stories of 2015
Readers tussle over the top spot in our top 25, questions about engineered vocal cords, and more in the February 20 Feedback.
- Animals
Puff adders appear ‘invisible’ to noses
The snakey scent of puff adders proves difficult for even sensitive animal noses to detect.
- Animals
Hunchbacked conchs jump at the smell of danger
Hunchbacked conchs are among the most vigorous of snailkind’s few jumpers.
- Animals
Salamander ancestors could regenerate limbs
Salamanders and ancient amphibians share similar way of regenerating limbs.
- Animals
Slow, cold reptiles may breathe like energetic birds
Finding birdlike air patterns in lungs of crocodilians and in more distantly related lizards raises the possibility that one-way airflow evolved far earlier than birds themselves did.
- Paleontology
300 million-year-old giant shark swam the Texas seas
Fossil find shows oldest known ‘supershark,’ about the size of a limo, prowled the ocean 300 million years ago.
- Physics
Pentaquarks, locked-in syndrome and more reader feedback
Readers discuss pentaquark sightings, delightful diatoms and whether an ancient four-legged fossil was actually a snake.
- Paleontology
Dimetrodon’s diet redetermined
The reptilelike Dimetrodon dined mainly on amphibians and sharks, not big herbivores as scientists once believed.
- Paleontology
New evidence weakens case against climate in woolly mammoths’ death
Hunters responsible for woolly mammoths’ extinction, suggests a chemical analysis of juveniles’ tusks.
- Animals
Oldest pregnant horselike fossil found
A 48-million-year-old fossil of an early horse and fetus is the oldest and best-preserved specimen of its kind.
- Animals
How a seahorse dad is like a pregnant woman
Live birth has evolved at least 150 times in vertebrates, including in seahorses and humans. And there are some surprising similarities between the species.
