Life & Evolution

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Themisto libellula amphipod

Even organisms that live in open waters of the Arctic, such as this Themisto libellula amphipod, get a lot of their carbon from algae that live in sea ice, a new study finds.

cloned sheep

CLONE CLUB  Dolly the Sheep’s nearly identical sisters — Debbie, Denise, Dianna and Daisy — were produced from the same mammary gland tissue as Dolly. The new clones are not aging prematurely as was feared for Dolly.

nursery web spiders

A GIFT FOR YOU  Male nursery web spiders (left) present nuptial gifts in the form of insect carcasses wrapped in silk

Life & Evolution

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