Search results
Results From The WOW.Com Content Network
A captive leucistic axolotl, perhaps the most well known form of the axolotl Face of a common or wild type axolotl The speckled wild type form Axolotl's gills (Ambystoma mexicanum) A sexually mature adult axolotl, at age 18–27 months, ranges in length from 15 to 45 cm (6 to 18 in), although a size close to 23 cm (9 in) is most common and ...
The axolotl can grow up to 12 inches and weigh anywhere from three to eight pounds, and its average lifespan in the wild is 10-15 years. Most axolotls are dark brown with some black speckling, but ...
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.
Ambystoma mexicanum and Ambystoma dumerilii, in particular, demonstrate no behavioral nor genetic barriers to reproduction in captivity. Their offspring tend to be larger than axolotl larvae and their adult size is largely dependent on the maternal species.
The genus Rhyacotriton was formerly included in this family, but is now usually placed into its own family Rhyacotritonidae.In 2006, a large study of amphibian systematics (Frost et al., Bulletin of the American Museum of Natural History, 297 (2006) placed Dicamptodon back within Ambystomatidae, based on cladistic analysis.
Size of this PNG preview of this SVG file: 764 × 558 pixels. Other resolutions: ... English: Distribution map of axolotl (Ambystoma mexicanum) in Mexico City ...
Ambystoma mexicanum, an aquatic salamander, is a species protected under the Mexican UMA (Unit for Management and conservation of wildlife) as of April 1994. Another detrimental factor is that the axolotl lost their role as a top predator since the introduction of locally exotic species such as Nile tilapia and carp. Tilapia and carp directly ...
Lake Xochimilco, in a detail from the 1847 Bruff/Disturnell map The Valley of Mexico at the time of the Spanish conquest, c. 1519. Lake Xochimilco (Spanish pronunciation: [sotʃiˈmilko]; Nahuatl languages: Xōchimīlco, pronounced [ʃoːtʃiˈmiːlko] listen ⓘ) is an ancient endorheic lake, located in the present-day Borough of Xochimilco in southern Mexico City.