Answer:
Main two reason
all the forest or trees that are animal shelter are being cut by humans for their own needs..and also they don't have any food to eat so they are coming in cities or towns to have their shelter and food...
Explanation:
the problem can be stopped just stop cutting fresh trees which are needed to animals and start using the that are dyinggg..and stop to destroy home of animalss and their foods which are needed for survival.because of these the natural process is also getting affectedd..
