科学家们努力拯救墨西哥的美西螈

Scientists Work to Save Mexico's Axolotl

科学家们很担心一种罕见的墨西哥蝾螈——美西螈的未来,他们正在寻求帮助。美西螈是一种奇怪但神奇的动物。大多数蝾螈会经历巨大的变化,让它们能够在陆地上生活,但美西螈不行。它们保留着鳃,一生都生活在水中。如果失去一条腿,它们可以长出一条新腿。

Scientists are worried about the future of the axolotl,an unusual Mexican salamander2,and they're asking for help.The axolotl is a strange,but amazing animal.Most salamanders go through a big change which allows them to live on land,but axolotls never do.They keep their gills3 and live their whole lives in the water.They can grow a new leg if they lose one.