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Daphnia magna is a typical water flea of the genus Daphnia. The females reach up to 5 mm in size, the males about 2 mm, thus they are among the largest species in the genus. [ 2 ] The body is protected by a translucent carapace made of chitin , a transparent polysaccharide. [ 3 ]
Daphnia is a genus of small planktonic crustaceans, 0.2–6.0 mm (0.01–0.24 in) in length. Daphnia are members of the order Anomopoda, and are one of the several small aquatic crustaceans commonly called water fleas because their saltatory swimming style resembles the movements of fleas.
Daphnia is a genus of small planktonic crustaceans including D. magna, P. ramosa's most popular host target. Other hosts include D. pulex, D. longispina, D. dentifera, and Moina rectirostris. An established and widely used coevolutionary model of host-pathogen interactions exists with P. ramosa and D. magna. [3] [4]
Water flea (Daphnia magna) the 1930s North America, Eurasia, Africa: research, animal feed 6c Other arthropods: African (Xenopus laevis) and western clawed frogs (X. tropicalis) the 1950s (uncertain for X. tropicalis) Southern Africa, West Africa: research, pets Captive-bred 4a Anura: Sea-monkey (Artemia nyos) the 1950s the United States: pets ...
Daphnia_Heartbeat.ogv (Ogg Theora video file, length 45 s, 640 × 480 pixels, 593 kbps, file size: 3.22 MB) This is a file from the Wikimedia Commons . Information from its description page there is shown below.
When Dr. Oz sat Rachael Ray down for a blood pressure test during a segment of her show, he wasn't entirely pleased with the numbers he saw. In fact, he made her do it again -- and he called her ...
Infection of Daphnia populations by Hamiltosporidium have been recorded in the United Kingdom, Russia, Belgium and Israel (H. magnivora), [6] as well as Sweden, Finland and Israel (H. tvaerminnensis). [7] [8] While its host D. magna is found all over the northern hemisphere, the
English: Schematic representation of cyclic parthenogenesis in the cladoceran Daphnia magna (water flea). In this reproductive system, individuals can alternate between sexual and parthenogenetic reproduction.