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The internet’s favorite salamander, only found in the wild in Mexico’s Lake Xochimilco, is critically endangered. Here’s how people are fighting to save them. Why axolotls seem to be ...
Human activities affect marine life and marine habitats through overfishing, habitat loss, the introduction of invasive species, ocean pollution, ocean acidification and ocean warming. These impact marine ecosystems and food webs and may result in consequences as yet unrecognised for the biodiversity and continuation of marine life forms.
“The axolotl appears for the first time in pre-Hispanic codices and is associated with Aztec deities. The axolotl was the twin brother of Quetzalcoatl and this is how it is represented in mythology.
Axolotls may be confused with the larval stage of the closely related tiger salamander (A. tigrinum), which are widespread in much of North America and occasionally become paedomorphic, or with mudpuppies (Necturus spp.), fully aquatic salamanders from a different family that are not closely related to the axolotl but bear a superficial ...
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 ...
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.
William Cheung, a professor at the University of East Anglia, in the Sea Around Us Project at the University of British Columbia concluded that the oceans were warming at an average of 0.19 °C (32.34 °F) per decade and at 0.23 °C (32.41 °F) per decade in tropical waters. However, the north-east Atlantic has been warming at a rate of 0.49 ...
Sturgeon, shad, rays, skates and salmon among other species were common in the North Sea into the 20th century, when numbers declined due to overfishing. [2] [3] [4] [5]Other factors like the introduction of non-indigenous species, industrial and agricultural pollution, trawling and dredging, human-induced eutrophication, construction on coastal breeding and feeding grounds, sand and gravel ...