the amount of food decreases
Which would most likely decrease the genetic variation in the human population?
Decrease, as snakes are predators of frogs and an increase in snake population would lead to more predation on frogs, reducing their population.
decrease the number of hawks
An increase in predation pressure or a decrease in food availability are factors most likely to result in a decrease in the size of a specific population. These factors can lead to increased mortality rates and reduced reproductive success, ultimately causing the population to decline in numbers.
The aliens start attacking them more
inference- a likely explanation for your observation (i hope this helps) =]
the plankton population would decrease
The shrimp population will decrease
The population's size will decrease.
It will be more difficult for salmon to find food
the plankton population would decrease
its is something