The human flea (Pulex irritans) is a parasitic insect that actually has several hosts despite its name.
Most mites live as external parasites sucking the blood of their host..
The red scale of California is a parasitic insect that sucks sap from the plant it lives on.
An adult female scale
The adult female scale forms a wax covering under which she remains.
The larvae of a scale
An adult male scale
Scelio is a genus of parasitic insects of the Proctotrypidae family. "Scelio famelicus. a, female; b,…
Illustrated is a tomato worm attacked by a parasitic insect.