Animals
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AnimalsEvolving for flight may have changed the shapes of bird eggs
Birds that are strong fliers tend to have stretched-out or asymmetrical eggs. This might reflect how their bodies evolved for flight.
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AnimalsListening to fish love songs can predict their numbers
Gulf corvinas croak for mates while in groups of millions. By listening to their undersea serenades, scientists may be able to estimate how many are out there.
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AnimalsBee hotels are open for business
Bee hotels are creating a buzz in conservation and research by offering nesting places for wild bees.
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GeneticsDNA tells tale of how cats conquered the world
Ancient DNA study suggests that domesticated cats spread across the ancient world in two waves.
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AnimalsBeware the tap of the narwhal’s tusk
A new video shows narwhals using their tusks to tap fish before eating them. They might be stunning their prey — or just playing with their food.
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AnimalsOrangs nurse young for more than eight years!
Orangutan moms and babies have been tricky to study in the wild, so researchers used dental tests to reveal a record setting nursing period.
By Susan Milius -
AnimalsPopular pesticide may harm bee flight
In a lab experiment, honeybees flew sluggishly after eating pesticide-tainted food.
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AnimalsAnalyze This: A massive annual insect migration
A study of seasonal insect migration gave some surprising results.
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AnimalsHow a flamingo balances on one leg
Flamingos are so good at balancing on just one leg that they can snooze that way with little effort.
By Susan Milius -
AnimalsScientists Say: Extremophile
Some species can survive high heat, freezing cold or other extreme environments. Scientists call these organisms extremophiles.
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TechUnderwater robot vacuums up lionfish
Lionfish damage coral reefs in the Atlantic Ocean. A new underwater robot hunts, stuns and captures the bullies with help from a human operator.
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AnimalsHow the house mouse found its home
Once people started settling down 15,000 years ago, a mouse species followed them indoors. The animals didn’t need people to be farming and storing food.