Responses to Environmental Changes-1 Environments vary in time and space. Organisms have different types of responses to environmental change. Behavioral responses involve an action that an animal takes to deal with a change in its environment. These responses are immediate. Example:a reptile may sun itself in the morning and seek shade in the hot afternoon.Responses to Environmental Changes Responses to Environmental Changes – 1 Environments vary in time and space. Organisms have different types of responses to environmental change. Behavioral responses involve an action that an animal takes to deal with a change in its environment. These responses are immediate. Example: a reptile may sun itself in the morning and seek shade in the hot afternoon