Living near a river is often mistaken as a good thing, but there are plenty of reasons why living next to a river may cause some serious problems. Animals First off, there are instincts, particularly mosquitos, these pests often pass down malaria, a kind of disease that can be fatal sometimes, other insects and pests such as poisonous spiders, snakes and larger mammals such as the water buffalo live close to the river, they often will disturb you at night and hunt you as prey. Animals such as lions and predators will drink from the river waters. Flooding Sometimes, floods occur when there is too much raining or there has been a tsunami and everything floods including you, your home, your family and your family dog or cat. It will have a devastating impact on your economy and you can’t support your family again because you are now poor. It also may kill you.