Cecil the African lion continues to be the subject of much attention and outrage on social media. 

The backlash against Minnesota dentist Walter Palmer, the man accused of killing Cecil, has been swift and deafening. 

Authorities from Zimbabwe reported that he paid at least 50-thousand dollars to hunt a live lion. But despite the international headlines - this is not an isolated incident.

We talk about it with Jason G. Goldman, an animal behavior researcher, and science writer based in Los Angeles.