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Glaucus atlanticus is the blue sea slug shown here out of water on a beach, and thus collapsed; however, touching the animal directly with your skin can result in a painful sting, with symptoms similar to those caused by the Portuguese man o' war The slug in the water
In the North Pacific are Glaucus marginatus, Glaucus thompsoni and Glaucus mcfarlanei, with Glaucus marginatus also occurring in the Indian Ocean and the South Pacific. Also in the South Pacific is Glaucus bennettae. [4] [11] Glaucus atlanticus has some genetic differences in different parts of its range but is considered to be a single species ...
Glaucus atlanticus is a blue pelagic aeolid nudibranch. Individuals in this species can be dangerous for humans to handle; the cnidosacs of G. atlanticus often contain particularly powerful venomous stinging cells from one of its food species: the pelagic siphonophore known as the Portuguese Man o' War, Physalia physalis. [3]
The rare blue dragon sea slug, which is now washing up on Texas coasts, has a severely painful sting.
Don't let the beautiful color of the glaucus atlanticus, also known as the "blue dragon," fool you -- its sting is to be feared. Don't let the beautiful color of the glaucus atlanticus, also known ...
Add to the list a slew of Glaucus Atlanticus, also known as the blue dragon or blue sea slug. A woman discovered some of the species on a walk along Fish Hoek Beach near Cape Town in South Africa ...
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Thus, the very brightly colored nudibranchs are quite unpalatable for predators. Some nudibranchs, such as Glaucus atlanticus, are even capable of giving humans painful stings. The nudibranchs in this genus, however, use an opposite tactic.