Which primary materials are used by the jacanas to construct their buoyant nests?
Answer
Reeds, grasses, and aquatic vegetation
The birds gather reeds, grasses, and various forms of aquatic vegetation, which are inherently buoyant, and weave/mat them together to create the nest.

Related Questions
What genus does the Bronze-winged Jacana belong to?What physical trait allows the Jacana to walk easily across soft, floating vegetation?What fundamental type of structure defines the Bronze-winged Jacana's nest?Which primary materials are used by the jacanas to construct their buoyant nests?What role does the nest's placement among dense vegetation serve?Which parent primarily takes on the responsibility for incubation?How does the male Bronze-winged Jacana transport the young after hatching?What is the typical clutch size for the Bronze-winged Jacana?The structure of the jacana nest relies on which mechanical principle for integrity?What specific type of aquatic environment is required for the successful reproduction of *Metopidius indicus*?