Black and Bar -tailed Godwit

Size comparison of 2 Godwits.
Black-tailed Godwit on left, Bar-tailed Godwit on right.

 Black-tailed Godwit.  Moult to non-breeding.

Great Knot Br

Great Knot, Breeding Plumage.

Red Knot Juv

Red Knot, juvenile.

Fine black subterminal band.

Red Knot Br

Red Knot, Breeding.

Left individual.

Right individual.