Search Results for: Vertebrates
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1,548 results
1,548 results for: Vertebrates
- Humans
European chemical legislation adopted
A groundbreaking chemical law, passed by the European Parliament on Dec. 13, is set to fundamentally change the evaluation and production of chemicals used throughout the European Union. The Registration, Evaluation and Authorization of Chemicals (REACH) law, which will go into effect in June 2007, takes a different approach than current U.S. policy does. It […]
- Animals
No-Dad Dragons: Komodos reproduce without males
Two female Komodo dragons in zoos have startled their keepers by laying viable eggs without males, possibly as a last resort at a time when mates are in increasingly short supply.
- Animals
Bite This: Borrowed toad toxins save snake’s neck
An Asian snake gets toxins by salvaging them from the poisonous toads it eats.
- Tech
Unlocking the Gaits: Robot tests locomotion switch
A blocky, bright-yellow robot that would look at home in a toy chest moves like a salamander, just as its inventors intended.
- Physics
Broadband vision
Cells that act like optical fibers could explain why vertebrate retinas have sharp vision despite being mounted backwards.
- Animals
Virgin Birth: Shark has daughter without a dad
DNA testing of two sharks confirms an instance of reproduction without mating, adding a fifth major vertebrate lineage to those known for occasional virgin births.
- Paleontology
Big and Birdlike: Chinese dinosaur was 3.5 meters tall
Paleontologists have unearthed the remains of a gigantic birdlike dinosaur, 3.5 meters tall, that lived 70 million years ago in what is now China.
- Paleontology
Winged dragon
A quarry on the Virginia–North Carolina border has yielded fossils of an unusual gliding reptile that lived in the region about 220 million years ago.
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Anemone reveals complex past
The starlet sea anemone, a primitive creature with ancient evolutionary roots, has a surprisingly complex genome.
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