There are six
subspecies, with the nominate
J. j. jacana being the most widespread. Several of the other
subspecies are similar, but
J. j. hypomelaena of western Panama and northern
Colombia has all the chestnut plumage replaced by black, and
J. j. scapularis of western
Ecuador has some black feathers on its chestnut shoulders, and white outer primary feathers. Wattled jacana (Jacana jacana jacana) with eggs Vicente Lopez.jpg|
J. j. jacana with eggsArgentina Wattled jacana (Jacana jacana) immature.JPG|Juvenile
J. j. jacanathe Pantanal, Brazil Wattled jacana (Jacana jacana).JPG|Adult
J. j. jacanaBrazil Wattled jacana (Jacana jacana) in flight.JPG|
J. j. jacana in flightBrazil Wattled jacana (Jacana jacana) alighting composite.jpg|
J. j. jacana alightingBrazil
Subspecies •
J. j. hypomelaena (
Gray, 1846): west-central
Panama to northern
Colombia •
J. j. melanopygia (
Sclater, 1857): western
Colombia to western
Venezuela •
J. j. intermedia (
Sclater, 1857): north & central
Venezuela •
J. j. jacana (
Linnaeus, 1766):
Trinidad, southern
Colombia & southern
Venezuela through
the Guianas south to eastern
Bolivia, northern
Argentina &
Uruguay •
J. j. scapularis (
Chapman, 1922): western
Ecuador & northwestern
Peru •
J. j. peruviana (
Zimmer, 1930): northeastern
Peru & northwestern
Brazil This species produces a range of noisy rattling calls. ==Diet==