How long are artcic terns?

Arctic terns typically measure about 28 to 39 centimeters (11 to 15 inches) in length. They have a wingspan of approximately 75 to 85 centimeters (30 to 34 inches) and are known for their slender bodies and long, pointed wings. These birds are remarkable for their long migrations, traveling from their breeding grounds in the Arctic to wintering areas in the Antarctic.