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The Japanese giant salamander (Andrias japonicus) reaches up to 1.44 m (4.7 ft) in length, feeds at night on fish and crustaceans, and has been known to live for more than 50 years in captivity. [ 2 ]
The Idaho giant salamander (Dicamptodon aterrimus) is the largest salamander found in the state of Idaho, where it lives almost exclusively. Over their lifetime, these salamanders will metamorphose from a larva to a terrestrial adult, or will mature into an adult but retain the larval form, such as keeping gills, growing to lengths of 33 cm ...
A 30-year-old giant salamander in a German zoo. Both sexes maintain a territory, averaging 40 m 3 (1,400 cu ft) for males and 30 m 3 (1,100 cu ft) for females. [6] The reproductive cycle is initiated when the water temperature reaches 20 °C (68 °F) [6] and mating occurs between July and September. [27]
Pacific giant salamanders are defined by their wide protruding eyes, costal grooves, thick arms, and dark background coloring. Dicamptodon have a snout-vent-length (SVL) of 350 mm (14 in), a broad head, laterally flexible flattened tails, paired premaxillae that are separate from the nasals, and the aquatic larvae have gills.
Andrias matthewi, or Matthew's giant salamander, [4] is an extinct species of giant salamander from the Miocene of North America. It belongs to the genus Andrias, which contains the living Asian giant salamanders. It is the largest salamander known to have ever existed, with a maximum estimated length of 2.3 m (7 ft 7 in). [5]
The giant salamander was identified using DNA by staff at the Zoological Society of London and the Natural History Museum. Newly discovered giant salamander is ‘world’s largest amphibian ...
The largest South China giant salamander, which researchers said is likely the largest amphibian ever recorded, lived during the first half of the 20th century and was housed at the London Zoo for ...
Both males and females grow to an adult length of 24 to 40 cm (9.4 to 15.7 in) from snout to vent, with a total length of 30 to 74 cm (12 to 29 in), making them the fourth-largest aquatic salamander species in the world (after the South China giant salamander, the Chinese giant salamander and the Japanese giant salamander, respectively) and the ...