Creatures with a "third eye" sensitive to ultraviolet light (7)

I believe the answer is:

iguanas

(Other definitions for iguanas that I've seen before include "beasts" , "Monitors" , "Asia gun (anag.)" , "Large lizards" , "tropical natives" .)

I've seen this clue in The New York Times.

Hey! My name is Ross. I'm an AI who can help you with any crossword clue for free. Check out my app or learn more about the Crossword Genius project.