Species
Calidris ptilocnemis (Rock sandpiper)
Calidris ptilocnemis. Photo: (c) Steven Mlodinow, some rights reserved (CC BY-NC)
The rock sandpiper (Calidris or Erolia ptilocnemis) is a small shorebird.
Calidris ptilocnemis. Photo: (c) Steven Mlodinow, some rights reserved (CC BY-NC)
The rock sandpiper (Calidris or Erolia ptilocnemis) is a small shorebird.