chimpanzees have had a major decrease in their population staring around 20 years ago the reson why they have been having a decrease in their population is because their has been alot of trees being cut down in their hbitat. Also they are being killed by us.
The population of zoo plankton would decrease.
A decrease in the birth rate will cause a decrease in population over time.
Death and migration are factors that can decrease hare population.
Population crash
There are many contributing factors that could be the cause for a decrease in fox population. Over population, not enough food, disease, or over hunting or poaching any of these could be the reason for a decrease in the population.
The decrease in population is 900. The Percent change is 900 / 4500 X 100 = 20% Decrease Or = -20%.
A decrease in overall population/population density.
It is true to say that; If a prey population decreases, the population of its predator probably will decrease as well.
The population change is a 16.8% decrease.
alternately increase and decrease
it would decrease population
A low Birth Rate and environmental hazards are two things that can cause a population to decrease.