Answer:
These points made niches available for the radiation of amphibians such as:
Step by Step Explanation:
- Sooner after they appeared, amphibians are gone through huge adaptive radiation.
- some were big such as about five meters long.
- Amphibians become the dominant form of animal life in the swampy warm forest.
- During the Permian period, the earth's surface and climate change dramatically.
- The climate becomes less humid and cooler.
- because of these changes, many of the swamps dried up.
- these changes made difficult to survive for the amphibians animals.
- but that was not the case with reptiles.
- during this time, they began their great period of adaptive radiation.