Whistling Heron
NameWhistling Heron
Common NameWhistling Heron
Scientific NameSyrigma sibilatrix
FamilyArdeidae
Wingspan (cm)75
Length (cm)58.5
Weight (g)590
Plumage DetailsThe head and neck are bright yellow, with a dark grey to black crown forming a short crest. The back and wings are blue-grey, while the belly and undertail coverts are white. The bill is bicolored, with a pinkish base and a dark tip, and the orbital skin around the eye is bright blue.
Vocalization / CallKnown for its distinctive, clear, high-pitched whistling calls, often given in flight or when disturbed. It can also produce a series of harsh croaks.
Primary Dietinsectivore
Primary Habitatswetland, grassland
Conservation Statusleast-concern
Geographic RangeFound in South America, primarily in eastern Bolivia, Paraguay, Uruguay, northern Argentina, and parts of Brazil. It inhabits open, grassy wetlands, marshes, flooded fields, and savannas.
Identifying Featuresyellow head and neck, blue-grey back and wings, bicolored bill (pink base, dark tip), bright blue orbital skin, black crest on crown, whistling vocalizations
Description
The Whistling Heron is a medium-sized heron characterized by its striking yellow head and neck, contrasting with a blue-grey back and wings. It typically forages in open, grassy wetlands, often standing still or walking slowly to catch prey. Its distinctive whistling calls give it its common name.
