Few creatures have captured hearts as totally in the wide and quirky world of the internet as the sloth. Especially in viral videos when they raise their arms and make many viewers assume they are either expressing thanks or pleading for a hug, these slow-moving, apparently always smiling creatures have become social media stars. Though they appear beautiful, these actions are not what they seem.

Usually, when considering animal care and preservation, there are two main types of facilities: zoos and sanctuaries. Though they serve different purposes and operate under various theories, both house animals. Understanding these differences can help one to appreciate the unique contributions each provides to animal care and conservation.