What word means "to spend a season resting or sleeping"?

What is the measurement of how hot or cold something is?

What do we call an animal that gives birth, has hair, and feeds their young with milk from its body?

What is a sweet liquid that comes from flowers?

What means "to have a body temperature that changes with the environment"?

What are the parts of the body that send messages to and from the brain?

What means "to change"?

What do we call the stages through which a living thing goes from birth to death? 

What is a way to find things underwater using sound waves called?

What is a place where plants and animals live and grow called?

What is the group of mammals such as a monkey, ape, or human called?

What do we call a cold-blooded animal with tough, scaly skin?

What is the tough, rigid, outer covering that invertebrate animals have?

What means "to shed skin"?

What is a hollow space within a body, bone, or organism?

What means to travel back and forth from one place to another?

What do we call animals that have a backbone?

What do we call an animal that eats meat?