Jacana (Actophilornis africanus)

BirdWetlandTropical

Overview

Jacanas (family Jacanidae) are tropical wetland birds famous for their spectacularly long toes and claws, which spread their weight so they can walk across floating leaves and lily pads — earning them the nickname “lily-trotters” or even “Jesus birds” for appearing to walk on water. The African jacana (Actophilornis africanus), shown here, is a richly coloured example with a chestnut body and a pale blue forehead shield.

Jacanas are also striking for their breeding system: in most species the usual roles are reversed, with females competing for mates and males doing the incubating and chick-rearing.

Note: there are several jacana species across the tropics; details here use the African jacana as a reference. Treat general statements as approximate and verify against authoritative sources.

Habitat & Range

Jacanas live in freshwater wetlands across the tropics — lakes, ponds, marshes, and slow rivers with plenty of floating and emergent vegetation. The African jacana is widespread in suitable wetlands across sub-Saharan Africa, while other jacana species occupy similar habitats in the Americas, Asia, and Australia.

Diet

Jacanas are mainly insectivores, feeding on insects and other invertebrates — and small aquatic animals — which they pick from floating plants and the water surface as they stride across the vegetation. They also take some seeds. Their long toes let them forage on lily pads that would not support most other birds.

Behavior

The jacana's signature trait is walking on floating leaves, made possible by extremely long toes and claws that distribute its weight. Many jacanas show reversed sex roles: females are larger, hold territories, and may mate with several males (polyandry), while each male incubates a clutch and raises the chicks largely alone — even able to scoop young under his wings and carry them to safety. This makes jacanas a textbook example of polyandry and male parental care.

Human Interaction & Conservation

Jacanas are conspicuous, often confiding wetland birds and a favourite of birdwatchers, valued partly for the way they showcase unusual breeding behaviour. They depend on healthy wetlands with floating vegetation, so wetland drainage and degradation are the main concerns; many species remain widespread. Consult authoritative sources for species-specific status.

More photos of the jacana