Nature is innate behavior (behavior not learned or influenced by the environment), character or essence, especially of a human.

Instinct or innate behavior is the inherent inclination of a living organism toward a particular complex behavior.

The differences between innate behaviour and learned behaviour were introduced.

The optomotor response is an innate behaviour common to fish and all insects.

It is an innate behaviour of humans and many animal species.

The innate behavior of a specific animal can be anywhere within the broad spectrum of its genetic background.

Anderson himself studies innate behaviors such as fear responses.

Therefore, sea turtle hatchlings move offshore as an innate behaviour.

Some experiments with rats indicate that craving for fat is learned behavior, not innate.