The South American tern is a species of tern found in coastal regions of southern South America, including the Falkland Islands, ranging north to Peru and Brazil. It is generally the most common tern in its range. The smaller, highly migratory common tern closely resembles it. The specific epithet refers to the "swallow-like" forked tail feathering.
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Low-Light Telephoto Systems
Identifying specific features of the South American Tern requires high-contrast magnification. Check out the top-rated 8x42 optics.
