Photographer joelsartore captures the transparent skin of the sun glass frog, revealing an impressive view of the inner workings of this amphibian, with its internal organs, bones, and muscles on full display. These remarkable frogs reside along streams and rivers in the tropical forests of Ecuador, Colombia, and Panama. Video taken at centrojambatu. Follow joelsartore to see more creatures featured in the Photo Ark. #glass #frog #amphibian #heart #organs #animal #transparent #video #wildlife #recording #ecuador #colombia #panama #PhotoArk