The pelican is an awkward looking bird with an incredibly long bill and a pouch. Take this quiz to find our more about that curious pouch and how it's used.
This is the bag of skin stretching from the lower half of its jaw to its neck, called a gular pouch.
Scientists say that there are seven or eight species. Some want to classify the Peruvian pelican as a sub-species of the brown pelican.
Their weight can reach 30 pounds (13.61 kilograms).
They live everywhere except Antarctica.
It is the only species to feed by plunge diving or diving headfirst into the water.
Working together, they herd fish into shallow water then duck down and scoop them up.
They have four webbed toes.
They breath through their mouths instead of nostrils.
It helps grab onto slippery fish.
It opens its bill and contracts its pouch to empty out the water. It can't eat or fly with a pouch full of water.
The fish is maneuvered so that it goes down the throat head first, keeping it from getting stuck.
The Australian pelican has a bill up to one and a half feet (half a meter) long.
The pouch can hold about three times the capacity of the stomach.
It is about 3 gallons (11.36 liters).
While they sometimes feed on other water creatures like frogs and crabs, pelicans have been observed eating smaller birds.
The pesticide DDT had made the eggs' shells too fragile to survive.
Since it takes a few seconds to empty the water from its pouch, a gull could dart into the pouch and steal a fish.
The males often stretch out and flap their pouches and clap their bills repeatedly.
Excess food is stored in the pelican's esophagus.
They regurgitate partially digested fish for the chicks.