The Cyanolimnas cerverai (scientific name) or zapata rail is found only in the tangled bush covered flooded vegetation of the zapata swamp, in the Northern part of Cuba. 11.5 inches in length, this medium-sized bird has olive-brown upperparts, with a slate-grey head, side of the heads and underparts. It has white barring on the lower belly and the wings are short and rounded. Though its diet is not recorded yet, it is observed that the zapata rail prefers to feed on sawgrass. It is assumed that they are omnivorous, feeding on invertebrates and plant material. An average clutch has 3 eggs which are laid in a nest made just above water level. Incubation period has not been recorded. Its IUCN listing is CRITICALLY ENDANGERED.