Changes in the environment - caused by various factors such as a lack of a usual food source - may affect the distribution and behaviour of organisms.

Environmental change

Animals and plants are exposed to environmental change. These changes may be caused by living factors, such as a change in a predator, a food source or a competitor. Environmental changes may also be caused by non-living factors, such as a change in temperature or rainfall.

Effects of environmental change

Changes in the environment affect…