There are plenty of animals who do not have a home in the world. These animals are domesticated, and meant to have an owner or owners, for that matter, despite having none. These animals have a hard time getting a home at all, even if they are the sweetest pet in the world. Animal adoption is the way to protect both the animal and the person who adopts the animal.
When you decide to go through with animal adoption, you are choosing a much safer way to retrieve a pet for your home compared to if you simply chose to pick up and take care of a stray animal that you randomly found on the road one day. The places that sell the animals for adoption make sure that the pet does have any diseases, and will not hurt the owner or owners. Without animal adoption, there is no guarantee of safety in that respect.
When you decide to use animal adoption, all the animals that would have to be put to sleep otherwise due to overpopulation are able to be adopted. The best animal adoption places are the ones where they have already neutered the animals, so that they can't bring more babies into the world that can't be well taken care of. You should also look for an animal adoption place that has a no kill policy as the best option. If you are trying to give an animal to an animal adoption place, the same idea applies. The animal adoption centers that have a no kill policy have a large waiting list, so sometimes that option will not be feasible, but those animal adoption places should be the first places that you consider. Of course, personal opinions on the subject vary as well.
The big thing to think about when considering animal adoption is that it keeps animals from being out on the streets and roads that could be given a loving family and comfortable home. There are less animals out there that could bite others and make them sick when you have animals at an animal adoption place. People love animals, but no one likes when they get sick from them. Go and adopt an animal today, or give one that you find that needs a home to an animal adoption center!