Mammals: Characteristics and Diversity

What is a common characteristic of all mammals?

• They all have fur or hair.

• They all have scales.

• They are all cold-blooded.

• They all lay eggs.

Which of the following is NOT a mammal?

• Gerbil

• Rabbit

• Guppy

• Bear

What unique ability does only one type of mammal have?

• Flying

• Laying eggs

• Climbing

• Swimming

Which of the following mammals is known for its large size?

• Rabbit

• Whale

• Cow

• Mouse

What is a common mode of movement for many mammals?

• Digging

• Sailing

• Flying

• Running