It was thought parasites specialised in controlling just one host, but a newly discovered parasitic wasp can manipulate the behaviour of at least seven
Source:
https://www.newscientist.com/article/2217567-crypt-keeper-wasps-can-control-the-minds-of-7-other-species-of-wasp/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=home