Thalasseus sandvicensis
(L 15" WS 34" Wt 7 oz)
Similar to Royal Tern but smaller
...has a black bill with a pale tip.
So. Padre Island Birding
& Nature Ctr
29Oct2010
Boca Chica Beach
12Apr2014
Thalasseus in Greek means
maritime,
of the sea; sandvicensis is after the
town of
Sandwich, Kent England.