| Whistling heron | |
|---|---|
.JPG)
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| Adult S. s. sibilatrix The Pantanal, Brazil | |
Scientific classification 
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| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Aves |
| Order: | Pelecaniformes |
| Family: | Ardeidae |
| Subfamily: | Ardeinae |
| Genus: | Syrigma Ridgway, 1878 |
| Species: | S. sibilatrix
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| Binomial name | |
| Syrigma sibilatrix (Temminck, 1824)
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| Synonyms | |
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The whistling heron (Syrigma sibilatrix) is a medium-sized, often terrestrial heron of South America. It is the only species placed in the genus Syrigma. There are two subspecies, the southern S. s. sibilatrix and the northern S. s. fostersmithi.
- ^ BirdLife International (2016). "Syrigma sibilatrix". IUCN Red List of Threatened Species. 2016: e.T22696913A93592468. doi:10.2305/IUCN.UK.2016-3.RLTS.T22696913A93592468.en. Retrieved 11 November 2021.