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Greater siren out of water. Greater sirens are carnivorous and prey upon invertebrates (such as insects, crustaceans, gastropods, bivalves, spiders, molluscs, and crayfish) [11] and aquatic vertebrates (such as small fish) [11] with a possible preference for molluscs (such as snails and freshwater clams), [8] [12] although they have been observed to eat vegetation such as algae.
P. striatus LeConte 1824 northern dwarf siren; Genus Siren Österdam 1766 sirens †S. dunni Goin and Auffenberg 1957 †S. hesterna †S. miotexana †S. simpsoni; S. intermedia Barnes 1826 lesser siren; S. lacertina Linnaeus, 1766 greater siren; S. nettingi Goin, 1942 western siren; S. reticulata Graham, Kline, Steen & Kelehear, 2018 ...
Siren is a genus of aquatic salamanders of the family Sirenidae. [ 1 ] [ 2 ] The genus consists of five living species , along with one extinct species from the Eocene Epoch and three from the Miocene .
Unlike greater sirens, lesser sirens have less than 35 costal grooves. [3] Juvenile specimens have red to yellow banding on their heads and stripes running along the main length of the body, although these stripes are absent in Siren intermedia. Adults have plainer coloration; the dorsal side is typically olive green to blue-gray or black ...
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Archaic perfume vase in the shape of a siren, c. 540 BC The etymology of the name is contested. Robert S. P. Beekes has suggested a Pre-Greek origin. [5] Others connect the name to σειρά (seirá, "rope, cord") and εἴρω (eírō, "to tie, join, fasten"), resulting in the meaning "binder, entangler", [6] [better source needed] i.e. one who binds or entangles through magic song.
Northern dwarf siren - (P. striatus) Southern dwarf siren - (P. axanthus) Reticulated siren - (Siren reticulata) Western siren - (Siren nettingi) Seepage siren - (Siren sphagnicola) Greater siren - (S. lacertina) Lesser siren - (S. intermedia)
Some amphibians (e.g. the cane toad and greater siren) aestivate during the hot dry season by moving underground where it is cooler and more humid. The California red-legged frog may aestivate to conserve energy when its food and water supply is low. [12]