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Hermit crabs line up by size to swap shells for best fit

If a hermit crab finds a vacant shell that's too big or too small, it sits patiently and waits for others to join. One by one, they...

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unknownx500

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For best results, design planes after hummingbirds

A mechanical engineer and his team have deciphered the mystery of the hummingbird: how does it hover and dart so well with such short,...

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Giant bipedal crocodile ruled ancient food chain

231 million years ago, a giant two-legged crocodile called the Carolina Butcher sat comfortably atop the food chain. It was the most...

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Chameleons use crystal lattices to change color

Quantum physicists and evolutionary biologists working together have discovered that chameleons change colors by shifting the spacing...

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Neanderthals wore eagle talons as jewelry

130,000 years ago, Neanderthals cut talons from the legs of the fierce white-tailed eagle, polished and burnished them, and may have...

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Species flourishing in urban areas

This article describes how some species have come to flourish in urban areas. With habitat destruction in their usual habitats animals,...

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Birds develop tool use to eat invasive land snails

When and how do non-human animals develop tool use? Is tool use a latent ability in many species that arises when necessary, or does it...

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Pigeons have a gambling problem-- if they're lonely.

Just like humans, pigeons prefer a risky gamble with a high payoff over a low-risk, low-payoff opportunity, even if the latter pays off...

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Slime mold and musician play "biomusic" duet.

In a creative collaboration that truly pushes the boundaries, musician and professor Eduardo Miranda will enlist a fungus (at the core...

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unknownx500

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