Horned Screamer Bird Details
Anhima cornuta
Horned Screamer
NA
Carl Linnaeus in 1766.
Anseriformes (DUCKS)
Anhimidae
Anhima
Brazil, Colombia, Venezuela, and parts of Ecuador, Peru, and Bolivia.
Appearance :
Large bird with a distinctive appearance. Horn-like projection on its head. Dark plumage with white markings.
Behaviour :
Typically found in pairs or small family groups. Known for loud, distinctive calls. Noted for its territorial behavior during breeding season.
Habitat :
Prefers wetlands, including swamps, marshes, and flooded grasslands. Often found near rivers or lakes.
Diet :
Herbivorous, feeding mainly on aquatic vegetation such as water lilies and grasses.
Conservation Status :
Least Concern
Distribution :
Native to tropical regions of South America.
Population Size :
Not precisely documented
Life Span :
15-20 years in the wild.
Body And Tarsus:
Large, robust body with long legs adapted for wading in water.
Head And Bill :
Head is small in proportion to body size. Bill is long and slender, adapted for feeding on aquatic vegetation.
Length :
Approximately 80-100 cm (31-39 inches).
Neck :
Long and slender, well-suited for reaching into water for feeding.
Size :
Large bird.
Tail Details :
Short, not prominently elongated compared to body size.
Weight :
2.5 to 4 kg (5.5 to 8.8 lbs).
Wing :
Broad wings, adapted for strong flight over short distances.
Wing Span :
Approximately 150-180 cm (59-71 inches).
Facial Feature :
Prominent horn-like projection on the head, which gives it its common name.
Nest Details :
- Nest constructed as a platform of floating vegetation or in dense reed beds near water.
- Nest made up of: Typically made up of aquatic plants, reeds, and other vegetation.
Breeding Season :
During the rainy season or wet season
Nesting Season :
Nesting occurs when water levels are stable, and vegetation is abundant.
Egg Color :
pale greenish to bluish in color.
Egg Length :
Approximately 7.5-8.5 cm (3-3.3 inches).
Egg Width and Weight :
Approximately 4.5-5.5 cm (1.8-2.2 inches).
Clutch Size :
2-7 eggs per clutch.
No. of Broods :
one brood per breeding season.
Incubation Period :
About 42-46 days, primarily by the female.
Nestling Period :
About 8-10 weeks.
Vocalization :
Loud, trumpeting calls that carry over long distances; used for communication and territorial defense.
Sex Demorphism :
Both males and females have similar external appearance
Migration Details :
Non-migratory species
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