Indeed, there are fourteen species of lemurs that are already done. In Africa, there are fifteen genera and fifty-five species (Eppley et al
One thing to keep in mind when it comes to primates is that many of them live in the Southern Hemisphere and most of the areas in question are in third world countries. As such, economics and societal cues are indeed part of the calculus when it comes to what species are endangered and what precisely is happening to endanger them (Estrada, 2013)
These areas are often hotbeds for animal tourism so this helps the countries that house the animals as well so everyone wins (Michigan, 2015). Educational programs have been attempted as well but the results of them have been seen as mixed (Kling & Hopkins, 2015)