Goals

• Being able to explain what amphibians are like.
• Being able to describe the frog life cycle.
• Recognizing some amphibians.

Summary

• Amphibians are vertebrates that are capable of living on land but simultaneously dependent on an aquatic environment.
• Amphibian egg cells develop externally.
• The frog life cycle is characterized by metamorphosis: the frog larva hatches from an egg and develops into an adult individual.
• Frogs are protected organisms.