The concept of animal rights, as distinct from animal welfare, emerged in the 20th century. Philosopher and animal rights advocate, Peter Singer, published his influential book "Animal Liberation" in 1975, which galvanized the animal rights movement. Singer argued that animals possess inherent value and should be accorded equal consideration with humans, challenging the traditional view of animals as property.
Developed in 1965, this is the global standard for assessing welfare. An animal should have: 3d bestiality comics link