Do Penguins Drink Water?
thepenguinproject / tumblr.com, Helixitta / Wikipedia, Tiny Fox Lab

Penguins, and other marine birds, have a supraorbital gland above their eye socket that breaks down sodium in their bloodstream. Which allows them to remove salt from saltwater and make it fresh water for them to survive.Tiny Fox Lab Facts

Preview photo credit: thepenguinproject / tumblr.com, Helixitta / Wikipedia
Source: https://en.wikipedia.org/wiki/Supraorbital_gland