---
title: "Zarro-americano"
description: "Aythya americana — Aves. The redhead (Aythya americana) is a medium-sized diving duck."
canonical: https://animalchecklist.com/pt/animal/redhead
last_updated: 2026-09-20
---

# Zarro-americano

> Aythya americana — Aves. The redhead (Aythya americana) is a medium-sized diving duck.

- Scientific name: *Aythya americana*
- Category: `birds` (Aves)
- Habitats: `freshwater` (Lagos e rios)
- iNaturalist observations: 29987
- Wikidata: [Q692192](https://www.wikidata.org/wiki/Q692192)
- iNaturalist taxon: [7056](https://www.inaturalist.org/taxa/7056)

## Names

- en: Redhead
- de: Rotkopfente
- es: Pato Cabeza Roja
- fr: Fuligule à tête rouge
- nl: Amerikaanse tafeleend
- pt: Zarro-americano
- pl: Głowienka preriowa

## Countries with the most observations

US (20008), CA (7331), MX (1131), NI (8), GT (4), HN (3)

## Summary

The redhead (Aythya americana) is a medium-sized diving duck. Its scientific name is derived from Greek aithuia, an unidentified seabird mentioned by authors including Hesychius and Aristotle, and Latin americana, of America. The redhead is 40–56 cm (16–22 in) long with an 74–84 cm (29–33 in) wingspan; weights range from 1,030–1,080 g (36–38 oz), with males weighing an average of 1,080 g (38 oz) and females an average of 1,030 g (36 oz). It belongs to the genus Aythya, together with 11 other described species. The redhead and the common pochard form a sister group, which together are sister to the canvasback. This…

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

## Photo

![Zarro-americano](https://animalchecklist.com/img/animals/redhead/medium.jpg)

Photo: Braden J. Judson · CC0 · inaturalist — https://www.inaturalist.org/observations/137202690

## Machine access

`GET https://animalchecklist.com/api/v1/animals/redhead?lang=pt` — see [openapi.json](https://animalchecklist.com/openapi.json).