Sooty tern
Videos
The sooty tern is a tern in the family Laridae. It is a seabird of the tropical oceans and can fly for years at a time, skimming the sea surface for food, and returning to land only to breed, on islan
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O. f. fuscatus on Ascension Island
O. f. oahuensis on Tern Island, French Frigate Shoals, Hawaii
O. f. nubilosus, Rodrigues Island in the Indian Ocean
Seabird
Videos
Seabirds are birds that are adapted to life within the marine environment. While seabirds vary greatly in lifestyle, behaviour and physiology, they often exhibit striking convergent evolution, as the
Sooty tern
…The sooty tern (Onychoprion fuscatus) is a tern in the family Laridae. It is a seabird of the tropical oceans and can fly for years at a time, skimming the sea surface for food, and returning to land only to breed, on islands throughout…
The sooty tern is highly aerial and marine and spends months flying at sea, returning to land only for breeding.
Raft of coastal seabirds Gulf of St. Lawrence, Quebec, Canada
The Cretaceous seabird Hesperornis
Cormorants, like this double-crested cormorant, have plumage that is partly wettable. This functional adaptation balances the competing requirement for thermoregulation against that of the need to reduce buoyancy.