Bird Guide: Water Birds, Game Birds, and Birds of Prey East of the Rockies

by Chester A. Reed

TRUDEAU TERN

69. Sterna trudeaui. 14 in.

This is a rare South American species, described by Audubon as having occurred in New Jersey and New York. It has the form of the Forster Tern, a bright yellow bill and no black crown, but a black line through the eye to the ears.