Thalasseus maximus
The Royal Tern, *Thalasseus maximus*, is a majestic and highly conspicuous seabird renowned for its imposing size and striking appearance. Measuring approximately 45-53 cm (18-21 in) in length with a wingspan of 100-110 cm (39-43 in) and weighing around 360-450 g (12.7-15.9 oz), it is one of the largest tern species in the world. Its most distinctive field mark is a robust, bright orange bill, complemented by a shaggy black crest on its crown, which becomes mottled with white in non-breeding ...
Royal Terns primarily inhabit coastal environments, including sandy beaches, barrier islands, estuaries, and shallow marine waters, rarely venturing far inland. They typically breed and roost at sea level on open, undisturbed shorelines and islands.
The diet of the Royal Tern consists almost exclusively of small fish, such as anchovies, menhaden, and mullet, which they capture by plunge-diving from the air into shallow coastal waters.
Royal Terns are highly social birds, forming dense, noisy colonies often numbering thousands of individuals during the breeding season. They are diurnal foragers, spending daylight hours actively searching for prey and roosting communally on isolated sandbars or beaches at night. Foraging involve...
The Royal Tern boasts a widespread distribution across warm temperate and tropical coastlines of the Americas and West Africa. In the Americas, breeding colonies are found along the Atlantic and Gulf Coasts of the United States, extending south through the Caribbean, Mexico, and Central America, ...
Least Concern
- The Royal Tern is the largest tern species found in North America, making it a prominent figure on its coastal habitats. - Its bright orange bill is one of the most vibrant among all terns and serves as a key identification mark. - Royal Tern chicks are famous for forming large 'crèches' or nur...