The decline of the mouse population in the meadow is likely caused by a combination of habitat loss and increased predation. Changes in land use, such as urban development or agricultural expansion, can reduce suitable habitats for mice. Additionally, an increase in predator populations, such as hawks or snakes, may further contribute to their decline by elevating predation rates. Environmental factors like drought or changes in food availability could also play a role.
disease.
disease.
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A natural cause of decline in a population could be disease outbreak or an epidemic. Diseases can spread rapidly through a population, resulting in a significant decrease in the number of individuals. This decline in population can occur in both plants and animal species.
What will cause a decline in the human population is loss of fish, dirty water, a whole in the ozone layer. These are just three causes that could decrease mankind.
well, i think it is due to the killing on them.
The direct cause of the formation of the Bracero Program was decline of the rural population. The southwest saw the biggest drop in this population.
it is an environmental factor that causes a population to decrease.
The introduction of diesease by contact with Europeans
Emigration.
The epidemic disease was the cause of population decline of the American natives due to their lack of immunity to the new diseases brought from Europe.
mortality decline