Parasitoids are less obvious than
large predators—first observation
was 1602 (by Aldrovandi)
In 1685, Martin Lister in the
Philosophical Transactions of the
Royal Society of London described
parasitism
by
Ichneumonid
wasps
on
caterpillars
In 1835, insect disease-first to
experimentally show was Agostino
Bassi of Italy with
Beauveria
on
silkworm