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Unaware of their neoteny, Auguste Duméril was surprised when, instead of the axolotl, he found in the vivarium a new species, similar to the salamander. [verification needed] This discovery was the starting point of research about neoteny. It is not certain that Ambystoma velasci specimens were not included in the original shipment.
The name "Axolotl" comes from Nahuatl, the Aztec language. One translation of the name connects the Axolotl to Xolotl. The most common translation is "water-dog" . "Atl" for water and "Xolotl" for dog. [14] In the Aztec calendar, the ruler of the day, Itzcuintli ("Dog"), is Mictlantecuhtli, the god of death and lord of Mictlan, the afterlife. [15]
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.
A more recent international study found less than a thousand Mexican axolotls left in the wild. Luis Zambrano González, one of the university's scientists announcing the fundraiser, told The ...
Nearly 1,000 new species were found across the globe in 2023, adding significantly to the tree of life and illuminating how much biodiversity is waiting to be found on Earth.
The behaviour of red back salamanders (Plethodon cinereus) has been much studied. 91% of marked individuals that were later recaptured were within a metre (yard) of their original daytime retreat under a log or rock. [154] A similar proportion, when moved experimentally a distance of 30 metres (98 ft), found their way back to their home base. [154]
In the spiny, thicket habitats of southern Madagascar, small flies were caught in nets and discovered as new species. NO. 1: ‘GRACEFUL’ CREATURES — NAMED AFTER STILETTOS — DISCOVERED AS ...