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For Dolphins, Pregnancy Comes With a Price
A bigger body means increased drag, slower speeds and greater vulnerability to predators
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Wild Things: Piranhas, Nazca Boobies, Glowing Millipedes
Elephant Seals, Neanderthal evolution and more news from the world of science
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Scientists have discovered that the massive mammal uses elaborate buzzes, clicks and squeaks that spell doom for the animal’s prey
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Strange Animal Models of Human Evolution
What do sea otters, wolves and capuchin monkeys reveal about our hominid ancestors?
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How A Pigeon Is Like A Helicopter
The bird changes direction with its whole body
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Yellow saddle goatfish collaborate when one finds prey to chase
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Ocean Creatures In A Warmer World
A new study finds that some marine organisms may have to move fast if they want to survive climate change
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The Disappearing Habitats of the Vaux’s Swifts
Chimneys may be obsolete in modern buildings, but they’re crucial habitat for the bird species on the West Coast
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Male nursery web spiders aren’t necessarily punished for giving false gifts
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Not all cats roar, but those that do fascinate us with their mysterious and frightening sounds
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What In The World Is A Kinkajou?
It’s a carnivore, though it mostly eats fruit. It has a prehensile tail, but it’s not a primate
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Wild Things: Feathered dinosaurs, king crabs and spotted hyenas
Traveling snails, brainwashed rats and more updates from the world of wildlife
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As demand for rhino horn soars, police and conservationists in South Africa pit technology against increasingly sophisticated poachers
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The Geomyces destructans fungus causes deadly white-nose syndrome in bats
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The Lizards That Live Rock-Paper-Scissors
Three color varieties each have advantages and disadvantages relative to the others
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Top 10 Real-Life Body Snatchers
Parasites and zombies are not science fiction; they infest rats, crickets, ants, moths and other creatures, sucking the life out of them
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Help Name the National Zoo’s Baby Black-Footed Ferret
For 30 years the Zoo has helped breed hundreds of ferrets, but one of the most recent additions is in need of a name
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Michelle Nijhuis: Why I Like Science
Science is not a list of facts but a method of asking questions, testing possible answers and asking yet more questions
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How A Carnivore Survives On Bamboo
New research finds that the giant panda may get some bacterial help to digest its bamboo diet
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