Royal tern (alternate) (Thalasseus maxima)

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Hail, hail, the gang's all here at Madeira Beach - orange-beaked royal tern, black and yellow-beaked sandwich terns, a willet and two sanderlings. 2023-09-27 12.37.26 Florida
Classification: Genus Thalasseus; Family Gulls (Laridae)

First documented observation : 2023-04-15 in Yucatan.

Media

Leaving no tern unstoned at Las Coloradas - royal terns, I believe. 2023-04-15 09.34.30 Yucatan

Comparative sizes - big royal terns, middle-sized short-billed dowitchers, a tiny sanderling. 2023-04-15 09.36.54 Yucatan