B1: Classifying Chordates

1. Mammals
2. Reptiles
3. Birds

1. Fish

1. Amphibians

Annotations:

• Gives birth to live young

1. Mammals

Annotations:

• Lays eggs

1. Reptiles
2. Fish
3. Amphibians
4. Birds

Annotations:

• Maintain a constant body temperature.

1. Mammals
2. Birds

Annotations:

• Have a fluctuating body termperature

1. Amphibians
2. Reptiles
3. Fish