Flies in the face of adversity.
All organisms face attack from many natural enemies and all in turn have some means of defence. Can resistance evolve, and if it can, why doesn't it? Recent work on fruit flies and their parasitic wasps has shed light on these questions.
Fellowes
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NERC Centre for Population Biology, Imperial College at Silwood Park, Ascot, Berkshire SL5 7PY, UK.
D000222:Adaptation, Physiological; D000818:Animals; D004331:Drosophila melanogaster / Q000469:parasitology / Q000502:physiology*; D014863:Wasps / Q000502:physiology