I have just attended a big international conservation meeting for the past week and there was a lot of discussion about the “Cecil the Lion Phenomenon.” In many discussions, the terms animal welfare and animal rights were brought up frequently, and it was very clear that many conservation scientists do not know the difference between the terms, or the differences between those who advocate on issues that are more about individuals than species or populations. When the term “welfare” was brought up, it was often with scorn and PETA was almost always the organisation that was given as an example. This really does show a fundamental lack of understanding about advocates and organisations that represent individual animals, and that could be major (even essential) assets and allies in conservation.
The terms “welfare” and “rights” cover a wide spectrum; lumping them together is like lumping Democrats (left wing liberals) and Republicans (right wing conservatives) together and making no distinction because they are both political parties. There are nuances, but as a basic primer, here are some (very) approximate distinctions: