Tiny Amazon fish discovered in Colombian streams with unique wing-like organ never seen before

A remarkable new fish, Priocharax rex, has been discovered in Colombia's Amazon. This tiny species, measuring just 0.8 inches, is the largest of its genus and boasts a unique, wing-like skin flap between its pelvic fins. Its transparent body and large eyes are adaptations to dim forest streams, highlighting the Amazon's hidden biodiversity.

Tiny Amazon fish discovered in Colombian streams with unique wing-like organ never seen before
A remarkable new fish, Priocharax rex, has been discovered in Colombia's Amazon. This tiny species, measuring just 0.8 inches, is the largest of its genus and boasts a unique, wing-like skin flap between its pelvic fins. Its transparent body and large eyes are adaptations to dim forest streams, highlighting the Amazon's hidden biodiversity.