The owl and the giant squid have adapted to life in the dark. Owl eyes are so huge they can't even move them within their sockets. The giant squid has the largest eyes known in the animal kingdom. Where does it hide and what is it looking at?

Encoded with permission for digital streaming by Infobase on December 20, 2014. Learn360 is distributed by Infobase for Films for the Humanities & Sciences, Cambridge Educational, Meridian Education, and Shopware.

Barn Owl Hunt(2:26) -- Specialized Eye Problems (3:26) -- Specialized Ear Features (4:13) -- Cephalopod Clues (4:05) -- Giant Squid Eyes (1:42) -- Bioluminescence (2:08) -- Live Giant Squid (2:54) -- Credits: Life in the Dark: Attenborough's Natural Curiosities, Series 2 (0:44).