There are several groups of people who have strong feelings about how animals are treated.
Vegans - vegans are opposed to consuming or using any products that are derived from animals. They believe that it is cruel and inhumane to eat or use anything that comes from animals. They are also against animal testing in research. They believe strongly in animal rights.
Peta - Peta stands for People for the Ethical Treatment of Animals. It is an American animal rights organization and they focuses on eliminating all types of animal cruelty around the world.
RSPCA - Royal Society for the Prevention of Cruelty to Animals. It is a UK based welfare charity that focus on animal rescue and welfare throughout the entire country.
There are several groups of radical animal activists like the Animal Liberation Front that actually can do more harm than good as they conduct illegal activities under the guise of helping animals and have been known to release populations of caged or research animals into the wild and those animals have either died or ended up killing other local species or wildlife.
