Seal lice survived the pressure of 200 atmospheres

Seal lice Lepidophthirus macrorhini, parasitic on marine elephants can tolerate hydrostatic pressure of 200 atmospheres. To such conclusion entomologists, conducted a series of experiments with these insects. According to scientists, until now it was unclear whether the seal lice survive immersion record owners, but a new experiment has shown that can. The results of a study published in an article for journal Journal of Experimental Biology.

Insects thrive in most terrestrial and freshwater ecosystems, but in the seas they are practically absent: even the famous marine water striders of the genus Holobates live on the surface of the oceans without sinking in the water column. Only one group of insects in fully experiencing all the difficulties associated with life in the sea, is the lice of the family Echinophthiriidae, some species of which are parasitic on pinnipeds (the owners of the rest are river otters).

“Lice” is often called a variety of crustaceans that are parasitic on aquatic animals . Known as whale lice (Cyamidae) and carp lice (Branchiura). However, the family Echinophthiriidae is among these insects: his family — the infamous head lice (Pediculus humanus capitis)that annoy people.

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