The human expansion, hunting, and climate changes have contributed to the loss of animal species. Here is the list of animal species that no longer exists in the world because of deforestation, poaching, and human beings.
7. Passenger pigeon
It is said that there were so many of them that it would take a few minutes for all the birds to pass by. The pigeons were hunted due to abundance and were sold as cheap food to slaves in North America. They were completely wiped out due to hunting.