Sharks (sometimes) have eels in their hearts

The director of the Alabama Museum of Natural History, John Friel, recently recalled the existence of a poisson parasitic behavior: The populations of most species of the genus Anguilla are in sharp decline for several reasons: overfishing, pollution and disturbance … “data-image =” https://cdn.futura-sciences.com/ buildsv6 / images / midioriginal / 8/5 / f / 85f7a47e7c_50038363_anguilles-mederic-flickr-cc-by-nc-nd-20.jpg “data-url =” https://www.futura-sciences.com/planete/definitions / zoologie-eel-11942 / “data-more =” Read more “>eel à The nose and respiratory system
In humans, the nose is the only part of the respiratory system … “data-image =” https://cdn.futura-sciences.com/buildsv6/images/midioriginal/a/e/7/ae7b9928e8_71945_nose.jpg “data-url =” https://www.futura-sciences.com/sante/definitions/corps-humain-nez-14731/ “data-more =” Read more “>nose court. Simenchelys parasitica, the length of which can reach 61 centimeters, often acts as a scavenger. She grasps the flesh of a corpse with her powerful jaws, before twisting her own body at great speed. Speed ​​having direction and intensity is represented by a vector, the speed vector. Relative velocity is the velocity of one body relative to another or relative to a benchmark. “Data-image =” https://cdn.futura-sciences.com/buildsv6/images/midioriginal/3/1/ 9 / 319daf63f4_77541_leibniz-dp.jpg “data-url =” https://www.futura-sciences.com/sciences/definitions/physique-vitesse-324/ “data-more =” Read the definition “>speed to manage to tear off this flesh. John Friel talks about rotational feeding.

Above all, these eels can infiltrate into other organisms. Those are parasites so-called optional. In 1992, researchers have unearthed two females of this The species is the fundamental entity of the classifications, which brings together living beings presenting a set of morphological, anatomical characteristics, … “data-url =” https: //www.futura-sciences. com / planete / definitions / zoologie-espece-2261 / “data-more =” Read more “>species at the heart of a shark – literally. The eels fed on the blood of his heart. A discovery repeated at least once, in 2008, in a ferocious shark (Odontaspis ferox). For now, scientists do not know how these eels infiltrate the hearts of sharks.

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