diversity of life

What kind of living beings are there, where do these beings live, how are the living beings related to one another?


Evolutionary steps from Amphibia (amphibians) to Reptilia (reptiles):

  • Development of eggs that they could lay on land (amniote eggs), which enabled them to reproduce outside of water.

Characteristics of the Reptilia (reptiles):

  • The Reptilia (reptiles) could reproduce outside of water.
  • The Reptilia (reptiles) cancould live in dry habitats.
  • The Reptilia (reptiles) were like the Amphibia (amphibians) cold-blooded animals.