___ are behaviors or physical characteristics that help an organism to survive and reproduce in its environment.

Changing clothes depending on the weather is...

What does it mean to hibernate?

Possums play dead to trick their predators - is this a behavioral adaptation or a physical adaptation?

Human shiver when they are cold or pull away from extremely hot objects to avoid getting burned.

Some birds will make a warning sound to alert their flock if there is danger.

Meerkats do a "war dance" to ward off predators.

Birds migrate to find food and warmer temperatures.

Bats are nocturnal and hunt at night.