Penguins can drink salt water because they have a supraorbital gland

Penguins can drink salt water because they have a supraorbital gland

Penguins ¬†are a group of aquatic, flightless birds living almost exclusively in the southern hemisphere, especially in Antarctica. Highly adapted for life in the water, penguins have countershaded dark and white plumage, and their wings have evolved into flippers. Most penguins feed on krill, fish, squid and other forms of sealife caught while swimming underwater. […]