Tiny worms that live inside fig trees use the fig wasp as a ‘vehicle’ to hitch rides from one tree to another by crawling into the wasp’s gut without harming it. This relationship has existed for millions of years. But how do these worms‒called nematodes‒choose their wasp vehicles? What cues do they use to check for co-passengers? A new study from the Centre for Ecological Sciences (CES) at the Indian Institute of Science (IISc) provides some answers.
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Source: Phys.org