Imgur comments: http://imgur.com/gallery/c3SAcsd
Stashed in: gifs, @snoopdogg, Bubble!
They are not dolphins. They are finless porpoises playing with bubble rings:
How do children learn so quickly? Bayesian statistics and probabilities help Nate Silver and kids. - Slate Magazine
A fully operational gingerbread DeathStar
Encore, for the Norwegian Curlers and Their Pants
This Is The Best Way To Motivate Yourself To Exercise: 4 Proven Secrets by Eric Barker