四し足そく動どう物ぶつ

noun

tetrapod

Biological term for four-limbed vertebrates, including amphibians, reptiles, birds, and mammals. In everyday language, it may be understood as 'four-legged animal', but the scientific sense is broader.

• 四し足そく動どう物ぶつには、カエルや鳥とり、人にん間げんも含ふくまれる。

  Tetrapods include frogs, birds, and humans.