Merlin

Roseate Tern Identification

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Adult Description

  • Medium-sized tern.
  • White with black cap.
  • Tail long and deeply forked.
  • Wings white.
  • Bill black.

Immature Description

Juvenile with dark head, and scaly pattern across back. Immature resembles winter adult, but has darker wingtips.
Relative Size

Relative Sizebetween robin and crowbetween robin and crow
Measurements
  • Both Sexes
    • Length: 13.0-16.1 in (33-41 cm)
    • Weight: 3.2-4.9 oz (90-140 g)