The phorid fly injects its egg into the shoulder of the red fire ant. As the larva grows, it takes over the insect's instincts before decapitating it and being "born" through its mouth.

Zombie ants, viruses and a parasite - how US fights insect invaders

American researchers took a fly from Brazil whose larvae eat fire ants from the inside - one of a number of natural enemies they have evaluated to stop the spread of the ants now invading Hong Kong, writes Sarah Lazarus

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The phorid fly injects its egg into the shoulder of the red fire ant. As the larva grows, it takes over the insect's instincts before decapitating it and being "born" through its mouth.
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