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Lake Xochimilco is not a large body of water, but rather a small series of artificial channels, small lakes, and temporary wetlands. Lake Xochimilco is the only native habitat left for the axolotl. Lake Xochimilco has poor water quality, caused by the region's aquaculture and agriculture demands.
The skin of salamanders, in common with other amphibians, is thin, permeable to water, serves as a respiratory membrane, and is well-supplied with glands. It has highly cornified outer layers, renewed periodically through a skin shedding process controlled by hormones from the pituitary and thyroid glands.
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 ...
The mole salamanders (genus Ambystoma) are a group of advanced salamanders endemic to North America. The group has become famous due to the study of the axolotl (A. mexicanum) in research on paedomorphosis, and the tiger salamander (A. tigrinum, A. mavortium) which is often sold as a pet, and is the official amphibian of four US states.
The northern two-lined salamander is a small salamander, with adults ranging from 65–120 mm in total length. [4] This salamander is yellow or yellowish-brown, with two black stripes running down the back which tends to break up after the base of the tail. The flanks are mottled grayish or brown. [5] The belly is pale yellowish, nearly ...
Ohio has 110 lakes larger than five acres of land, with a total surface area of over 4,500 acres. Twenty-one of Ohio's 88 counties have natural lakes. Here are ten of the biggest natural lakes in ...
The spotted salamander (Ambystoma maculatum), also known commonly as the yellow-spotted salamander, is a species of mole salamander in the family Ambystomatidae. [2] The species is native to the eastern United States and Canada. [1] It is the state amphibian of Ohio and South Carolina.
Giant salamanders are obligate paedomorphs with partial metamorphosis, [2] but Asiatic salamander goes through a full metamorphosis. The only known exceptions are the Longdong stream salamander , which has been documented as facultatively neotenic, and the Ezo salamander , where a now assumed extinct population from Lake Kuttarush in Hokkaido ...