Birds
File:Snowy-crowned Tern (Sterna trudeaui) (15957211141).jpg

Trudeau's Tern

Trudeau's Tern

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Trudeau's Tern, also known as the Snowy-crowned Tern, is a distinctive South American tern recognized by its entirely white head. It is a graceful bird of coastal and inland wetlands, known for its elegant flight and feeding dives. This species is often found in small groups.
Where to spot
Found in South America, along the Atlantic coast from southern Brazil to Tierra del Fuego, and inland in parts of Argentina, Uruguay, and Paraguay. Inhabits coastal lagoons, estuaries, and large freshwater lakes and rivers.
How to spot
Identify by its striking all-white head, contrasting with a black bill, blackish primary feathers, and pale grey body. Observe its graceful flight and plunge-diving technique for fish. Look for it resting on sandbars or floating on water.
When to spot
Breeding typically occurs during the austral spring and summer (October-February). Resident year-round in many parts of its range, with some populations undertaking local movements. Best observed during daylight hours.
File:Snowy-crowned Tern (Sterna trudeaui) (15957211141).jpg
File:Snowy-crowned Tern (Sterna trudeaui) (15957212531).jpg
File:Sterna trudeaui.jpg
File:Snowy-crowned Tern (Sterna trudeaui) (15957211141).jpg
Credits: Wikimedia Commons
File:Snowy-crowned Tern (Sterna trudeaui) (15957212531).jpg
Credits: Wikimedia Commons
File:Sterna trudeaui.jpg
Credits: Wikimedia Commons
Trudeau's Tern is the only tern species in the world that retains an entirely white head throughout its breeding plumage, making it quite unique among its relatives.
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