MIT's flea market specializes in rare, obscure electronics

Once a month in the summer, a small parking lot on the Massachusetts Institute of Technology's campus transforms into a high-tech flea market known for its outlandish offerings. Tables overflow with antique radio equipment, ...

Study resolves the position of fleas on the tree of life

A study of more than 1,400 protein-coding genes of fleas has resolved one of the longest standing mysteries in the evolution of insects, reordering their placement in the tree of life and pinpointing who their closest relatives ...

Seeing without eyes: Hydra stinging cells respond to light

In the absence of eyes, the fresh water polyp, Hydra magnipapillata, nevertheless reacts to light. They are diurnal, hunting during the day, and are known to move, looping end over end, or contract, in response to light. ...

44-year-old mystery of how fleas jump resolved (w/ Video)

If you thought that we know everything about how the flea jumps, think again. In 1967, Henry Bennet-Clark discovered that fleas store the energy needed to catapult themselves into the air in an elastic pad made of resilin. ...

Aquatic carnivorous plants with ultra-fast traps studied

How do Utricularia, aquatic carnivorous plants commonly found in marshes, manage to capture their preys in less than a millisecond? A team of French physicists from the Laboratoire Interdisciplinaire de Physique has identified ...

Jurassic Park from a Swiss lake?

Ecological changes caused by humans affect natural biodiversity. For example, the eutrophication of Greifensee and Lake Constance in the 1970s and 1980s led to genetic changes in a species of water flea which was ultimately ...

page 1 from 7

Flea

Ceratophyllomorpha Hystrichopsyllomorpha Pulicomorpha Pygiopsyllomorpha

Aphaniptera

Flea is the common name for insects of the order Siphonaptera which are wingless insects with mouthparts adapted for piercing skin and sucking blood. Fleas are external parasites, living by hematophagy off the blood of mammals (including bats and humans) and birds.

Some flea species include:

Over 2,000 species have been described worldwide.

This text uses material from Wikipedia, licensed under CC BY-SA