Least Tern
NameLeast Tern
Common NameLeast Tern
Scientific NameSternula antillarum
FamilyLaridae
Wingspan (cm)48
Length (cm)22
Weight (g)45.5
Plumage DetailsAdults have white underparts, pale gray upperparts, a black cap extending to the nape, and a prominent white forehead patch. The bill is yellow with a black tip, and the legs are yellow. Primary flight feathers are dark.
Vocalization / CallVocalizations include sharp, high-pitched 'kip-kip' or 'kree-eet' calls, often given in flight or when disturbed near nesting sites.
Primary Dietpiscivore
Primary Habitatscoastal, wetland
Conservation Statusleast-concern
Geographic RangeBreeds along the Atlantic, Pacific, and Gulf coasts of North and Central America, as well as inland along major rivers. Winters primarily in Central and South America.
Identifying Featuressmallest tern species, black cap with white forehead patch, yellow bill with black tip, yellow legs, fast, erratic flight
Description
The Least Tern is the smallest tern species in North America, characterized by its agile flight and distinctive diving behavior for fish. It typically breeds on sandy beaches and gravelly riverbeds, often forming colonies.
