27 Inca Tern Facts: The Bird With a Mustache (Larosterna inca)

3. How much does an Inca tern weigh?
The Inca tern weighs anywhere from 6.35 to 7.40 ounces (180 to 210 g).

4. What is the Inca tern’s wingspan?
The Inca tern has a wingspan of about 31.5 inches (80 cm).

5. How did the Inca tern get its name?
This seabird is so named because it inhabits the same range that the ancient Inca Empire once ruled.

6. What’s special about the Inca tern?
Well, of course, the Inca tern is special because of his dashing mustache. How many other birds sport such a fancy ornament? Sure, some birds may feature some whiskers above their bills, but none boast the long, perfectly shaped handlebar mustaches of the Inca terns.

But, did you know that the Inca tern’s mustache is much more than just a decoration? It actually serves a purpose.

Scientists have learned that the length of the Inca tern’s mustache indicates the health condition of the bird, meaning the longer the healthier.