An adaptation that directly affects the physical structure of an animal’s body.
For example: Claws becoming longer and more hooked in order to be able to climb trees.
Structural Adaptation
An adaptation that affects the organs and processes of the animal’s body.
For example: More concentrated urine to preserve water.
Physiological Adaptation
An adaptation that affects the behaviour of an animal.
For example: changes migration patterns.
Behavioural Adaptation
A change