Article by P.G. Koehler about flea biology with photographs, and tables relating to their control.

Zoological Institute of Russian Academy of Sciences (St.Petersburg, Russia) presents information on morphology, biology, distribution and importance of fleas (Class Insecta: Order Siphonaptera).

A biannual newsletter devoted to mostly bibliographic information about fleas.

A brief introduction to fleas by UCMP Berkeley, with photograph.

About the flea and the disease.

Taxonomy, anatomy, jumping skills, reproduction, and control of the cat flea.

Brief information about the cat flea (Ctenocephalides felis).

University of Nebraska Cooperative Extension in Lancaster County factsheet and audio on flea biology and control.

Ohio State University Extension fact sheet about fleas, including a species list and information about life cycle and control.