Bird Identifier
Sacred Ibis (Threskiornis aethiopicus)
wading-bird

Sacred Ibis

Threskiornis aethiopicus

A striking white ibis with a bare black head and neck, revered in ancient Egypt, now widespread across African wetlands and farmland.

Size
65-89 cm (26-35 in) long, 112-124 cm wingspan
Habitat
wetlands, farmland, and refuse sites across sub-Saharan Africa
Type
wading-bird

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Overview

The Sacred Ibis is a large, mostly white wading bird distinguished by its bare, featherless black head and neck, a stout, down-curved black bill, and black plumes trailing from the rear of the wings, which are visible as a black tuft over the tail. The wingtips also show black, most visible in flight.

This species holds deep cultural significance, having been mummified and worshipped in ancient Egypt as a symbol of the god Thoth, though it no longer breeds in Egypt today. It remains common and adaptable across much of sub-Saharan Africa, including in human-modified habitats.

How to identify it

Key field marks

  • White body plumage with a bare black head and neck
  • Stout, down-curved black bill
  • Black plume tuft over the tail and black wingtips
  • Black legs

Similar species

The Australian White Ibis is very similar in shape and pattern but occurs on a different continent; range alone usually separates the two. No native African ibis shares the same bare black head and white body combination.

Habitat & range

Habitat

Sacred Ibis use a broad range of wetlands, farmland, grasslands, and even rubbish dumps and urban areas, reflecting their opportunistic feeding habits.

Range and migration

The species is widespread across sub-Saharan Africa and parts of Iraq, with populations largely resident though capable of local nomadic movements; introduced populations have also become established in parts of Europe, where they are considered invasive.

Behavior & voice

Behavior

Sacred Ibis are gregarious, often foraging and roosting in large flocks, and are highly adaptable, readily exploiting human-altered landscapes including farmland and waste sites.

Voice

Generally quiet, with occasional low croaking or grunting notes given at breeding colonies.

Feeding

An opportunistic omnivore, it eats insects, small reptiles and amphibians, eggs and nestlings of other birds, and carrion, in addition to typical aquatic invertebrates.

Nesting and breeding

Colonial nester, building stick nests in trees or on the ground on islands, often in mixed colonies with other waterbirds; clutches typically contain 2-3 eggs.

Frequently asked questions

Why is it called the Sacred Ibis?

It was revered and mummified in ancient Egypt as a symbol associated with the god Thoth, though it no longer breeds there.

Where do Sacred Ibis live today?

Across sub-Saharan Africa in wetlands, farmland, and even urban waste sites; introduced populations also exist in parts of Europe.

What does a Sacred Ibis eat?

A wide range of food including insects, small vertebrates, eggs, and carrion, reflecting its opportunistic feeding habits.

How do you identify a Sacred Ibis?

Look for its white body, bare black head and neck, and down-curved black bill.