Adult male Oropsylla Montana flea

Adult male Oropsylla Montana flea, formerly known as Diamanus Montana.

Adult male Oropsylla Montana flea

This photograph depicts an adult male Oropsylla Montana flea, formerly known as Diamanus Montana.

Fleas are known to carry a number of diseases that are transferable to human beings through their bites. Included in this infections is the plague, caused by the bacterium Yersinia pestis.