Heermann's Gull vs Chinese Crested Tern

Larus heermanni comparado com Thalasseus bernsteini

Side-by-Side Comparison

Atributo Heermann's Gull Chinese Crested Tern
Nome científico Larus heermanni Thalasseus bernsteini
Ordem Charadriiformes Charadriiformes
Família Laridae Laridae
Estado de conservação Near Threatened Critically Endangered
Comprimento
Envergadura 67,2 cm (26.5 in) 63,8 cm (25.1 in)
Peso 448,26666666666665 g (15.81 oz) 280,0 g (9.88 oz)
Dieta -- --
Tamanho da postura 1-2 1
Population Trend

Habitat Comparison

Habitats partilhados

Heermann's Gull only

Nenhum

Chinese Crested Tern only

Estado de conservação

Near Threatened

Heermann's Gull

Critically Endangered

Chinese Crested Tern

About These Birds

Heermann's Gull

A gaivota-de-heermann é uma gaivota distinta da costa do Pacífico com cabeça branca e corpo cinzento-escuro, encontrada principalmente da Baja California ao Oregon.

Chinese Crested Tern

Chinese Crested Tern is Critically Endangered, fewer than 50 individuals known. Breeding sites on small rocky islands off eastern China; winters in Southeast Asia. Orange bill with yellow tip, black crest. Extremely similar to Greater Crested Tern; often overlooked in mixed colonies. Piscivore; plunge-dives.

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