Send the pests the message to stick to their ant hills and leave your home alone.
By that time, the ants are swarming the hotel by the millions, killing Gloria and Peggy's assistant White and driving Carr, Valerie, Ethel, Fleming, hotel employee Richard and his girlfriend Linda upstairs.
This is because the queenâthe one that lays all the eggsânever leaves the nest.
Sprays are meant to kill the ants you see and act as a deterrent.
Throw away the dead ants.
Photograph by April Nobile, California Academy of Sciences.