Black-bellied Whistling-Duck
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Cavity Nester Custom

Black-bellied Whistling-Duck

Dendrocygna autumnalis

Long-legged tropical duck of the Gulf Coast and Latin America, with a coral-pink bill and a loud whistling call. The species has expanded its US range dramatically over the past 30 years.

IUCN Red List
Least Concern

Widespread and abundant; no known immediate threats to the population.

Floor
8" × 8"
Interior height
22"
Entrance hole
4.0"×3.0" oval
Mount height
6–20 ft
Breeds
Apr–Aug
Broods / yr
1–2
Cool Facts

Things you didn't know about the Black-bellied Whistling-Duck

01

Often perches in trees, uncommon behaviour for ducks, and earned the older nickname 'tree duck' as a result.

02

Range has expanded rapidly northward in the past 30 years; now common in coastal Texas, Louisiana, and parts of the Southeast.

03

Loud, high-pitched whistling calls (rather than typical duck quacks) gave the genus its name.

04

Pairs mate for life and both parents tend the brood, also uncommon among ducks.

Range & Habitat

Where you'll find them

Resident through southern Texas, Louisiana, Florida, Mexico, Central America, and parts of South America.

By region
  • Gulf Coast

    Common year-round in coastal Texas, Louisiana, and increasingly into Florida and the Southeast.

  • Latin America

    Resident through Mexico, Central America, and much of South America to northern Argentina.

tropical wetlands wooded ponds agricultural canals
10-year local observation heatmap. Click a season above to isolate one band.
Custom Build

A Black-bellied Whistling-Duck house we make to order

Outside the standard line

Built to spec for the Black-bellied Whistling-Duck

This species needs a box larger or differently-shaped than our three standard sizes. We make these as one-off prints to the published nest dimensions, with all the species-specific requirements baked in.

Interior
8" × 8" × 22" tall
Entrance
4.0" × 3.0" oval
Mount
6–20 ft
Site notes
Tropical / subtropical duck rapidly expanding north.
Build notes
Custom 8×8×22 box with 4×3" oval hole, mounted near water.
Request a custom build
Seasonal Care

When to install. When to clean.

Install by
By March
Cleaning
Empty between broods
Winter use
Yes, overnight roosts
Gulf Coast & Mexico
Resident; install by March.

Two broods per year possible in tropical parts of the range.