Scientific Name: Hydroprogne caspia

Size: Largest tern species Weight: Approximately 500-800 grams (1.1-1.8 pounds) Lifespan: Up to 25 years

Physical Description:

  • Large size with long, thick, red bill
  • White body with gray wings
  • Black cap in breeding plumage, reduced in non-breeding plumage
  • Short, black legs

Habitat:

  • Coastal areas, large lakes, and rivers
  • Nests in colonies on open ground

Diet:

  • Primarily fish, but also consumes crustaceans and insects

Behavior:

  • Powerful and agile flyer
  • Aggressive defender of territory
  • Nests in colonies

Conservation Status: Least Concern, but populations declining in some areas.