© Richard Davies
Jeff Goldblum lookalike (unidentified fly)
National Insect Week returns in 2020
National Insect Week encourages people of all ages to learn more about insects.
Every two years, the Royal Entomological Society organises the week, supported by a large number of partner organisations with interests in the science, natural history and conservation of insects.
Discover insects now
Find an event near you
A parasitoid lives within a host and ultimately kills or sterilises it, a parasite simply lives off its host's resources.
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Patron: Her Majesty The Queen Vice patron: Lord Selborne
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