Observatory: Wasps Do Humans a Favor by Paralyzing a Poisonous Spider

[unable to retrieve full-text content]Female wasps in Australia sting and paralyze a poisonous spider, the redback, on which they lay their eggs.

Source: http://www.nytimes.com/2012/09/18/science/wasps-do-humans-a-favor-by-paralyzing-a-poisonous-spider.html?partner=rss&emc=rss

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