Its name comes from the word “plumbeous,” which means lead-gray, matching the bird’s soft gray-blue body color. This calm, smoky coloring makes it different from many ibises that are white, black, glossy, or brightly marked. It also has a long, curved bill, reddish legs, and a bare reddish patch around its face, giving it a serious, almost prehistoric look. When seen walking slowly through wet grass or shallow water, it looks both graceful and powerful.

One thing that makes the plumbeous ibis stand out is its preference for marshes, flooded fields, wet grasslands, and open wetlands. While some ibises gather in large, noisy flocks, the plumbeous ibis is often seen alone, in pairs, or in small family groups. This gives it a quieter and more reserved character compared with more social ibis species. It uses its curved bill to probe mud, soft soil, and shallow water for insects, worms, small crabs, snails, frogs, and other tiny animals. Its patient feeding style makes it look like a careful hunter, slowly searching the ground one step at a time.

The plumbeous ibis is also known for its loud, strange calls, which can sound surprising coming from such a calm-looking bird. Pairs may call together, especially near nesting areas or when flying. Like other ibises, it has broad wings and a steady flight, but its gray body and reddish face make it easy to tell apart from many of its relatives. It often nests in trees or bushes near water, where its young are safer from many ground predators. Its wetland lifestyle makes it closely connected to healthy marshes and flooded landscapes.

Distribution

Country

Population est.

Status

Year

Comments

Argentina

2025

Bolivia

2025

Brazil

2025

Paraguay

2025

Uruguay

2025