She is known to be an advocate of animal rights.

The studies have attracted the attention of local and national animal rights groups.

He has also become known in recent years as an early advocate of animal rights.

All this talk about animal rights had given him quite an appetite.

But I do know he is extremely interested in animal rights.

He has also been active in the areas of environmental ethics and animal rights.

They don't even agree with each other on the subject of animal rights.

Was a vegetarian for many years until 2006 but is still active in animal rights.

In the last few years, the movement has become increasingly ideological, especially about animal rights.

The plan is meeting strong opposition from supporters of animal rights.