Sterna Hirundo is the scientific name for the common tern, a seabird found across the world in coastal regions. Synonyms for this bird species include "sea swallow," "beach tern," "hovering tern," and "carpenter bird." These terms are often used interchangeably with the common tern, and each has a unique history behind its naming. The common tern is known for its sharp-pointed wings and long, forked tail, which help it to dive into the water to catch fish. Its distinctive call can also be heard near shorelines, making it a familiar and beloved bird in coastal communities.