Brazilian Merganser

Brazilian Merganser

Mergus octosetaceus

Critically Endangered

Aves · Anseriformes · Anatidae

About

The Brazilian merganser is a South American diving duck in the Mergus genus. It is one of the most threatened waterfowl species in the world, with possibly fewer than 250 birds in the wild and a small number kept in captivity in Brazil and Czechia. It has a long, sharp-edged beak with a great number of tooth-like edges.

Fun Fact

This is a very unusual behavior in ducks for both parents to help raise the young birds including direct provision of food to young.

Quick Facts

Habitat

Live in low densities in remote and mountainous regions where it inhabits clean rivers and streams with river rapids and riparian vegetation.

Diet

Eat molluscs, insects and their larvae.

Lifespan

To be updated

Threats

  • Habitat Destruction
  • Pollution
  • Invasive Species
  • Over-Collection
  • Climate Change