Dietmar Nill / Spotted crake {Porzana porzana} foraging, Germany.

Hanne & Jens Eriksen / Baillon's crake (Porzana pusilla) feeding whilst standing on reed. Oman, March.

Robin Chittenden / Little crake (Porzana parva). Cyprus. April.

Robin Chittenden / Little crake (Porzana parva) feeding in water amongst stones. Cyprus. April.

Hans Glader/ BIA / Little Crake (Porzana parva) male foraging, Lesvos, Greece

Rob Drummond/ BIA / Australian Crake (Porzana fluminea) foraging, Victoria, Australia

Rob Drummond/ BIA / Baillon's Crake (Porzana pusilla) foraging, Victoria, Australia

Jonas Landolt/ BIA / Spotted Crake (Porzana porzana), Austria

Filippo Nucifora/ BIA / Spotted Crake (Porzana porzana) foraging, Vorarlberg, Austria

Hanne & Jens Eriksen / Spotted crake (Porzana porzana) in shallow water, Oman, November

Julian Hume / Illustration of extinct birds, Severn's crake (Porzana severnsi) fleeing from a Greater frigatebird (Fregata minor) into dune vegetation on Maui, Hawaii.

Julian Hume / Illustration of extinct Ziegler's crake (Porzana ziegleri) with downy young on Oahu, Hawaii.