Lesson 3 - Animal Behaviors for Reproduction

Behavior

The actions or reactions of an organism in response to external or internal stimuli.

Instinct

A complex behavior that is innate and typically performed without prior experience or learning.

Pheromone

A chemical substance produced and released into the environment by an animal, affecting the behavior or physiology of others of its species.

Mating system

The pattern of mating behavior in a species, which can include monogamy, polygamy etc.

Migration

The seasonal movement of animals from one region to another, often for breeding or food.

Internal fertilization

The process where fertilization occurs inside the female's body, leading to the development of embryos within the mother.

External fertilization

The process where fertilization occurs outside the female's body, typically in water, with eggs and sperm released into the environment.