Behaviour- the way an animal responds to a change in the environment.
Stimulus- a change in the environment which triggers a response.
Simple Reflex- an automatic response made by an animal to a stimulus.
Involuntary- an automatic response made by the body without conscious thought.
Simple Reflex Pros:
- help an animal to find food, shelter or a mate.
- escape from predators.
- avoid harmful environments.
Simple Reflex Cons:
- if an animal only has simple reflexes, they cannot change their behaviour quickly.
- when the environment changes, they are not good for survival.
- cultured through experience
- make conscious decisions
- better survival chance
- example: feeling ill - take a tablet
Simple Reflexes in Humans
Pupil Reflex - contracts in brighter light, relaxes when dim.
Newborn Reflexes - usually occur for a short time in childhood.