A fish the size of your pinky nail just rocked the science world! Priocharax rex, found in Colombia’s Amazon, has a never-before-seen belly 'skin wing'—an organ totally new to science. Even crazier? This mini fish keeps its baby features for life and is nearly see-through. Proof that even the tiniest creatures can hide wild secrets! Who else wants to see what this little king looks like? #Science #AmazonRainforest #NewSpecies