This tiny size does not hamper the elf owl from hunting; it has co-evolved into an efficient predator in this small body. The owl looks attractive. It has large yellow eyes set against the ...

Elf owls are grayish-brown owls native to the southwest ... Owls have many retinal rods, the rods in your eyes that absorb dim lights. In some owl species, retinal rods outnumber light-loving ...