Semipalmated sandpiper / Sandstrandläufer (Calidris pusilla)

Dark-rimmed wings of these beautiful birds, probably semipalmated sandpiper, show up in flight. 2023-04-20 16.29.32 Yucatan
Classification: Genus Calidris; Family Shorebirds (Scolopacidae)
General: The semipalmated sandpiper (Calidris pusilla) is a very small shorebird. The genus name is from Ancient Greek kalidris or skalidris, a term used by Aristotle for some grey-coloured waterside birds. The specific pusilla is Latin for "very small".^[2] [more]

First documented observation : 2023-04-20 in Yucatan.