Animals
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AnimalsFin whales could help scientists map what lies below the seafloor
Fin-whale calls are loud enough to penetrate into Earth’s crust, offering scientists a new way to study the properties of the ocean floor.
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AnimalsButterflies use jet propulsion for quick getaways
If you have ever tried to catch a resting butterfly, you know they are surprisingly difficult to nab. A new study helps explain why.
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AnimalsMore playtime and meatier meals might reduce kitty kills
Keeping cats indoors is the best way to prevent them from killing wildlife. But small changes to diet and play can help, too.
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AnimalsScientists Say: Egg and sperm
An egg or a sperm cell contains half of the normal genes an organism needs. They fuse together to form a new individual.
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AnimalsAnalyze This: Some dogs quickly learn new words
Two dogs picked up new words after hearing them a few times during play, but 20 other pets didn’t fare so well at learning the names of new toys.
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AnimalsUnique dialects help naked mole-rats tell friends from foes
Computer analysis reveals that these social rodents communicate with speech patterns distinct to each colony.
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AnimalsA new chameleon species may be the world’s tiniest reptile
The newly described reptiles live in the northern forests of Madagascar. Deforestation there may also leave them on the brink of extinction.
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AnimalsGiant worms may have hidden beneath the ancient seafloor to ambush prey
Twenty-million-year-old tunnels unearthed in Taiwan may have been home to creatures similar to today’s monstrous bobbit worms.
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AnimalsHow do you build a centaur?
A centaur has the torso of a human and the body of a horse. It may sound cool, but it wouldn’t work very well.
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AnimalsChoked by bacteria, some starfish are turning to goo
For years, researchers thought gooey, dying starfish were infected. Instead, these sea stars are suffocating. And bacteria may be behind it all.
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AnimalsScientists Say: Organelle
An organelle is a part of a cell with a particular function. Like organs. But for cells.
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AnimalsHarsh Ice Age winters may have helped turn wolves into dogs
In the Ice Age, Arctic hunters may have turned to some game for their fatty bones. Much of those animals’ meat might have been left to domesticate dogs.
By Bruce Bower