American Bittern vs Least Bittern

Botaurus lentiginosus compared with Ixobrychus exilis

Side-by-Side Comparison

Attribute American Bittern Least Bittern
Scientific Name Botaurus lentiginosus Ixobrychus exilis
Order Pelecaniformes Pelecaniformes
Family Ardeidae Ardeidae
Conservation Status Least Concern Least Concern
Length
Wingspan 54.2 cm (21.3 in) 21.6 cm (8.5 in)
Weight 734.75 g (25.92 oz) 77.1 g (2.72 oz)
Diet -- --
Clutch Size 2-7 2-7
Population Trend

Habitat Comparison

Shared Habitats

American Bittern only

Least Bittern only

Conservation Status

Least Concern

American Bittern

Least Concern

Least Bittern

About These Birds

American Bittern

The American Bittern is a large heron weighing about 735 g with a 54.2 cm wingspan, inhabiting freshwater marshes and reed beds across North America. When threatened, it freezes with bill pointed skyward, its streaked brown plumage blending remarkably with marsh vegetation.

Least Bittern

The Least Bittern (Ixobrychus exilis) is the smallest heron in the Western Hemisphere and one of the smallest herons in the world, measuring only 28–36 cm in length and weighing 51–102 grams. Despite its diminutive size, it is a highly capable heron, inhabiting freshwater and brackish marshes from Canada to South America. Male adults have a glossy black cap and back contrasting with rich chestnut sides of the neck and a large buff wing patch conspicuous in flight. Females are …

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