Koko the Lemur teasing the dog 

This would have gone viral with the right title. Lemur keeps opening door after dog opens and shuts it.

wow he's so smart, awesome!

This is so awesome to see. How long did it take you to train your dog to open and close the door? And do you have Coco trained?

Smart ahh pets bro can’t the lemur jus open the door whenever

Teasing a dog and teasing a food (>▽