TIL that Owls don’t have Eye “Balls” they have Eye “Tubes”. This is why they have to turn their whole heads instead of just their eyes.
mcgill.ca/oss/article/did-you-…
#til #todayilearned
reddit.com/r/todayilearned/com…
Owls Don't Have Eyeballs
You know how we (humans) have eyeballs? Well, owls don’t. They have eye tubes or cylinders, rod-shaped eyes that do not move in their sockets as eyeballs do. Instead, owls have to move their bodies or heads in order to look around.Office for Science and Society