Animals
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Animals‘Crazy’ ant fight
By neutralizing the poison produced by fire ants, ‘crazy’ ants can survive heated battles. And that may help explain why crazy ants are edging out fire ants in parts of the southern United States.
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AnimalsWe are stardust
Everything making up Earth and what’s now living upon it — from trees and people to our pets and their fleas — owes their origins to the elements forged by ancient stars.
By Beth Geiger -
AnimalsFlower loss doomed the mammoths
Woolly mammoths roamed the Arctic until about 10,000 years ago. Why they died out may trace to the vanishing of the mostly flowering plants on which they had been dining.
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AnimalsBirds versus windows
Buildings in the United States can be deadly obstacles to flying birds. A new study estimates that as many as 1 billion birds die every year after colliding with windows. And low buildings — not skyscrapers — account for most of those deaths.
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AnimalsSharks become science helpers
Jaws may scare beachgoers. But sharks bring a smile to some environmental scientists, who are using the toothy fishes to collect data on the ocean.
By Beth Mole -
AnimalsTag, you’re it!
Biologists now deploy a wide range of technologies to track animals. The data these experts collect reveal insights into the behavior of animals that spend much of their lives out of human eyeshot.
By Susan Moran -
AnimalsExplainer: Tagging through history
What started as little metal bands have evolved into high-tech devices — some of which rely on satellites to share their findings.
By Susan Moran -
AnimalsWatch out for tree-climbing crocs
What’s that up in the tree? If you live in the right part of the world, it could be a hungry croc.
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AnimalsFirst living fish leaves ‘endangered’ list
Twenty-one years ago, a minnow facing a high risk of extinction was placed on the U.S. Endangered Species List. With help from scientists, the fish appears to have largely recovered. It’s the first ‘listed’ fish to do so.
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AnimalsA weekend for the birds
February 14 to 17 is this year’s Great Backyard Bird Count. It offers an opportunity to not only learn about the birds in your neighborhood but also contribute to science.
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AnimalsDissecting the dog paddle
Scientists occasionally describe the dog paddle as a “trot,” but that’s not right. When dogs swim, their complicated leg motions look more like a frantic run.
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AnimalsWild medicine
Few veterinarians are available to treat sick animals in their natural environment. Fortunately, some critters can doctor themselves.