BBC Earth on Instagram: "The slope-snouted glass frog, filmed in Colombia  This rare amphibian has translucent skin that lets light pass through it, helping it blend seamlessly into the rainforest canopy. When viewed from below, you can even see its heart and intestines through its delicate body. #EarthCapture by @jcastillo.ph . . . . #GlassFrog #Amphibian #Rainforest"