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In the 19th century, albatross colonies, particularly those in the North Pacific, were harvested for the feather trade, leading to the near-extinction of the short-tailed albatross. [5] Of the 22 albatross species recognised by IUCN on their Red List, 15 are threatened with extinction, that is, Critically Endangered (Tristan albatross and waved ...
The incubation period varies from species to species, around 40 days for the smallest storm-petrels but longer for the largest species; for albatrosses it can span 70 to 80 days, which is the longest incubation period of any bird. [72] A Laysan albatross feeds its chick. The parent pumps food from a modified foregut, the proventriculus, and the ...
Snowy albatross. The snowy albatross (Diomedea exulans), also known as the white-winged albatross, wandering albatross, or goonie, is a large seabird from the family Diomedeidae; they have a circumpolar range in the Southern Ocean. It is the most recently described species of albatross and was long considered to be the same species as the ...
The northern royal albatross is typically about 115 cm (45 in), [8] weighs 6.2 to 8.2 kg (14–18 lb), and has a wingspan from 270 to 305 cm (106–120 in). [3][9] The juvenile has a white head, neck, upper mantle, rump, and underparts. There is dark speckling on the crown and rump. Its lower mantle and back are white with more black speckling ...
The southern royal albatross or toroa, (Diomedea epomophora) is a large seabird from the albatross family. At an average wingspan of above 3 m (9.8 ft), it is one of the two largest species of albatross, together with the wandering albatross. Recent studies indicate that the southern royal albatross may, on average, be somewhat larger than the ...
They have the largest wingspans of any bird, being up to 3.5 m (11 ft) from tip to tip, although the average is a little over 3 m (9.8 ft). Large adult males of these two species may exceed 11 kg (24 lb) in weight, as heavy as a large swan. Facial features of various Diomedea species. The great albatrosses are predominantly white in plumage as ...
As of December 2023, there were 450 species on the official list. [1] Of them, 193 have been documented as breeding in the state, [2] and 123 are review species as defined below. [3] Eight species found in Ohio have been introduced to North America. Two species on the list are extinct, two more might be, and four have been extirpated. Birds ...
Mollymawk. The mollymawks are a group of medium-sized albatrosses that form the genus Thalassarche. The name has sometimes been used for the genus Phoebetria as well, but these are usually called sooty albatrosses. They are restricted to the Southern Hemisphere, where they are the most common of the albatrosses.