[Falling3]

So would extending them to farm animals. (I'm aware there are ostensible protections for farm animals, but they offer very little protection even if they were consistently enforced. Animals raised for food are often explicitly exempted from animal protections.)

[ainiriand]

As do the bulls in bullfighting. They have no rights or protection against torture. All those laws are only good as long as they do not interfere with human behavior. They only have rights as long as it is not uncomfortable for us.

[lopmotr]

Sounds like the Human Rights Act in New Zealand, and probably lots of countries. You're not allowed to discriminate based on race, sex, age, etc. except for all the cases where people routinely do discriminate in those ways. It pretty much just encoded the existing societal norms rather than actually changing anything.