A large elegant tern with a very long lemon-yellow bill. Black cap does not extend down to the bill. Juvenile is scaly-looking with much more black on the back and wings.

Elegant medium-sized tern with a slender yellow-orange bill and black crown. Can be confused with Great Crested Tern; note proportionally longer, more orangey bill on Lesser Crested. Also note gray upperwing, which separates it from Sandwich Tern.

Critically endangered tern, long thought to breed solely on a few islands off the coast of China's Fujian province but recently noted breeding on islets off South Korea as well. Similar to Great Crested Tern (among which it nests) but smaller and paler, with darker outer primaries and dark cap that extends to the base of the orange-tipped bill.

A large elegant tern with a very long lemon-yellow bill. Black cap does not extend down to the bill. Juvenile is scaly-looking with much more black on the back and wings.

A large tern found strictly in coastal areas. Very pale, with a long forked tail. Shows a black cap and orange bill in breeding plumage, and a white cap, black back of the head, and yellow-orange bill when not breeding.

Great Crested Tern Thalasseus bergii. Range: Non-breeding. The range map depicts the boundary of the species’s range, defined as the areas where the species is estimated to occur within at least one week within each season. Learn more Learn more about this data. Occurrence.

A large elegant tern with a very long lemon-yellow bill. Black cap does not extend down to the bill. Juvenile is scaly-looking with much more black on the back and wings.

Great Crested Tern Thalasseus bergii. Products. Abundance; Weekly; Trends; Range; Static map. Downloads. Satellite. Zoom to Map Extent. Change Map Projection. Powered by eBird. Legend. Range. The range map depicts the boundary of the species' range, defined as the areas where the species is estimated to occur within at least one week within ...

Elegant medium-sized tern with a slender yellow-orange bill and black crown. Can be confused with Great Crested Tern; note proportionally longer, more orangey bill on Lesser Crested. Also note gray upperwing, which separates it from Sandwich Tern. Gray rump and tail …

Explore millions of photos, audio recordings, and videos of birds and other animals; powered by Macaulay Library and eBird. The Macaulay Library collects, archives, and distributes wildlife media for research, education, and conservation.