COSCOROBA SWAN
Coscoroba coscoroba
DESCRIPTION
The Coscoroba Swan is a large, elegant bird with a predominantly white plumage and distinctive black facial markings. It has a long neck and a relatively short bill, which is pink with a black tip. This species is known for its graceful swimming and strong, powerful flight, often seen gliding over water bodies in its natural habitat.
FUN FACTS
- Coscoroba Swans are unique among swans as they are the only members of the genus Coscoroba
- Unlike many other swan species, they are not true swans in the traditional sense and have a more duck-like appearance
- | These swans are known for their vocalizations, which include a variety of honks and whistles, making them quite expressive
- They are also capable of flying long distances, which is somewhat unusual for swans, as many prefer to remain in their local habitats
QUICK INFO
Lifespan10-15 years in the wild, up to 20 in captivity
Average Weight4-6 kg
Average Length1.2-1.5 m
Diet TypeHerbivore
Social Structurepair, often seen in small groups during non-breeding season
Activity PatternDiurnal
Breeding SeasonSpring (September-November)
- Habitat
- Coscoroba Swans inhabit freshwater lakes, marshes, and wetlands, often favoring areas with abundant vegetation. They are also found in coastal lagoons and estuaries.
- Biomes
- Wetlands, Freshwater, Coastal
- Native Range
- The native range of the Coscoroba Swan includes parts of South America, particularly in countries like Argentina, Chile, and Uruguay.
- Continent
- South America
- Countries
- Argentina, Chile, Uruguay, Bolivia, Paraguay
- Diet
- Coscoroba Swans primarily feed on aquatic vegetation, seeds, and some small invertebrates. They forage by dabbling in shallow waters and grazing on land.
- Diet Type
- Herbivore
- Favorite Food
- aquatic plants, seeds
- Social Structure
- pair, often seen in small groups during non-breeding season
- Activity Pattern
- Diurnal
- Group Size
- 2-10
- Territorial
- 1
VU
4-6 kg
Weight
1.2-1.5 m
Length
- Coloration
- predominantly white with black facial markings and pink bill
- Sexual Dimorphism
- males and females are similar in appearance
- Lifespan
- 10-15 years in the wild, up to 20 in captivity
- Offspring per Birth
- 3-8
- Sexual Maturity
- 2-3 years
- Breeding Season
- Spring (September-November)
LC
Least Concern
IUCN Red List Status
- Population Status
- The population of Coscoroba Swans is currently stable, but they face habitat loss in some areas.
- Wild Population Estimate
- 50,000-100,000
- Population Trend
- Stable
- Endangered
- 0
- Threats
- Main threats include habitat destruction due to agriculture and urban development, as well as hunting in some regions. Pollution and climate change also pose risks to their wetland habitats.
- Predators
- Foxes, large birds of prey, and domestic dogs can pose threats to Coscoroba Swan nests and young.
- Defense Mechanisms
- They are known to be aggressive in defending their territory, especially during the breeding season.
- Compatible Animals
- other waterfowl, ducks, geese
- Found in Zoos
- Uncommon