Life & Evolution | Science News

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Life & Evolution

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Chixculub impact illustration

START FROM SCRATCH  The asteroid that hit Earth about 66 million years ago, wiping out most of the planet’s life, also spewed carbon dioxide into the air and heated up the climate for millennia, a new study suggests.

bonobos

SOCIAL DELIVERY  Researchers have observed three cases of captive female bonobos serving as helpers for pregnant females about to give birth, a behavior typically viewed as exclusive to humans. Here, a group of wild bonobos includes a mother carrying her infant.

wasp and leafworm

DESPERATE BATTLE  Eating disgusting leaves may save an Egyptian cotton leafworm (right) from the zombie-making Microplitis rufiventris wasp that a corn plant lured in with odors.

Life & Evolution

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