Wild Things: Wildcats, Pigeons and More...- page 100 | Science | Smithsonian
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(Cheryl Carlin)

Wild Things: Wildcats, Pigeons and More...

Cleaner wrasse fish, black widow spiders and even bananas made the news recently as part of the latest wildlife research

Mating Safely

black widow spiders
(© Scott Camazine / Alamy)
Yes, female black widow spiders often kill and eat males after copulating. But Arizona State University researchers now say some males avoid becoming meals by selecting mates that are well-fed. The key? Sated black widow females apparently emit a chemical signal and even weave a web differently from ravenous ones.

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