---
title: "Błotniak długoskrzydły"
description: "Circus buffoni — Ptaki. The long-winged harrier (Circus buffoni) is a common bird of prey species endemic to South America."
canonical: https://animalchecklist.com/pl/animal/long-winged-harrier
last_updated: 2026-09-20
---

# Błotniak długoskrzydły

> Circus buffoni — Ptaki. The long-winged harrier (Circus buffoni) is a common bird of prey species endemic to South America.

- Scientific name: *Circus buffoni*
- Category: `birds` (Ptaki)
- Habitats: `grassland` (Łąki i pola), `freshwater` (Jeziora i rzeki)
- iNaturalist observations: 2418
- Wikidata: [Q520910](https://www.wikidata.org/wiki/Q520910)
- iNaturalist taxon: [5177](https://www.inaturalist.org/taxa/5177)

## Names

- en: Long-winged Harrier
- de: Weißbrauenweihe
- es: Aguilucho de Azara
- fr: Busard de Buffon
- nl: Buffons kiekendief
- pt: Gavião-do-banhado
- pl: Błotniak długoskrzydły

## Countries with the most observations

AR (1490), BR (471), UY (176), TT (59), GF (37), BO (24), PY (22), GY (17), CO (16), SR (10), PA (6)

## Summary

The long-winged harrier (Circus buffoni) is a common bird of prey species endemic to South America. They are members of the family Accipitridae, under the genus Circus which encompasses other harrier species. Its range encompasses most of South America, in grassland and wetland all across the continent. The long-winged harrier is a carnivorous bird, and will feed on many different animals found in its habitat.
Like owls and other harrier species, the long-winged harrier has a distinctive facial disc, which is used to triangulate the bird's hearing while it is hunting.
The long-winged harrier is classified as a species…

Text: Wikipedia (en), CC BY-SA 4.0 — https://en.wikipedia.org/wiki/Long-winged_harrier

## Photo

![Błotniak długoskrzydły](https://animalchecklist.com/img/animals/long-winged-harrier/medium.jpg)

Photo: NINA WENÓLI · CC0 · inaturalist — https://www.inaturalist.org/observations/130165786

## Machine access

`GET https://animalchecklist.com/api/v1/animals/long-winged-harrier?lang=pl` — see [openapi.json](https://animalchecklist.com/openapi.json).