Guam Rail Fact Sheet

Guam Rail

Class:
Aves
Order:
Gruiformes
Family:
Rallidae
Genus:
Gallirallus
Species:
owstoni
Lifespan:
Up to 10 years in captivity
Gestation:
19 days
Number of Young:
3 – 4 chicks
Size:
11 in.
Weight:
6 – 10.6 oz
Reproduction:
Monogamous pairs breed all year
Range:
Formerly on Guam, Mariana Island.  Reintroduced to Rota, northern Mariana Island, and Guam
Habitat:
Forest, woodland, scrub, grassland, and agriculture
Diet:
Leaves, seeds, fruits, small lizards, bird eggs, small mammals and carrion.
Description:
Underparts olive-brown; fore neck to breast gray; underparts and remiges barred black and white.  Young has less gray; chick covered with black down

 

Fun Facts:

  • Guam rails can only fly about 3 to 10 feet at a time.

  • They are extinct in the wild.

  • Rails are characteristically omnivorous which allows them to take advantage of available food sources.

  • Other species of rail are seeing a continuous population decline due to habitat loss.

 

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