贫齿类动物

例句：

1. 1. The researchers discovered a new species of amphibians in the Amazon rainforest.
   研究人员在亚马逊雨林发现了一种新的两栖动物。
2. 2. These creatures are known for their unique adaptations to survive in extreme environments.
   这些生物以其独特的适应极端环境的能力而闻名。
3. 3. The discovery of these animals has sparked interest in the evolution of life on earth.
   对这些动物的发现激发了人们对地球上生命进化的兴趣。