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Bird Guide › Glossy Ibis

How to Identify aGlossy Ibis

Plegadis falcinellus · 18.9–26 in (48–66 cm)

Male vs. female

Male

Male Glossy Ibis

Deep chestnut body with a metallic green and purple sheen on the wings and back, and a long grayish downcurved bill. Sexes look alike.

Female

Glossy Ibis

Identical to the male but slightly smaller.

Male photo: Imran Shah from Islamabad, Pakistan / Wikimedia, CC BY-SA 2.0 · Second photo: Charles J. Sharp / Wikimedia, CC BY-SA 4.0

Quick ID
A dark wading bird with a long downcurved bill that looks black at distance and iridescent bronze up close.

Field marks

Similar species

White-faced Ibis — Nearly identical but with red facial skin edged in white feathering and red legs in breeding plumage.
White Ibis — White with black wingtips and a bright red bill.

What it sounds like

A low grunting and a nasal bleating around colonies; usually silent otherwise.

Behaviour that gives it away

Probes deep in soft mud by feel, sweeping the bill from side to side until it touches prey.

Habitat & range

Coastal marshes, flooded fields, ponds and mudflats along the Atlantic and Gulf coasts.

When you'll see it

Depending on where in eastern and southeastern North America you are, it is present all year and a summer visitor that arrives to breed.

What it eats

Crayfish, insects, worms and small aquatic animals located by touch.

Did you know?

It is one of very few wading birds found on every continent except Antarctica, and reached the Americas from Africa on its own.

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