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Bear Lake is a natural freshwater lake on the Idaho–Utah border in the Western United States.About 109 square miles (280 km 2) in size, it is split about equally between the two states; its Utah portion comprises the second-largest natural freshwater lake in Utah, after Utah Lake. [1]
The area which a nest occupies grows throughout the breeding season as the breeding pairs throw their excrement outside the nest. [92] Over years, nests can reach 2 m (6 + 1 ⁄ 2 ft) in height. [98] Northern gannets lay one egg that on average weighs 104.5 g (3 + 5 ⁄ 8 oz), [99] which is light for such a large seabird. [100]
The grey-headed albatross (Thalassarche chrysostoma) also known as the gray-headed mollymawk, is a large seabird from the albatross family. It has a circumpolar distribution, nesting on isolated islands in the Southern Ocean and feeding at high latitudes, further south than any of the other mollymawks. Its name derives from its ashy-gray head ...
The first seabirds evolved in the Cretaceous period, while modern seabird families emerged in the Paleogene. Seabirds generally live longer, breed later and have fewer young than other birds, but they invest a great deal of time in their young. Most species nest in colonies, varying in size from a few dozen birds to millions.
The masked booby (Sula dactylatra), also called the masked gannet or the blue-faced booby, is a large seabird of the booby and gannet family, Sulidae. First described by the French naturalist René-Primevère Lesson in 1831, the masked booby is one of six species of booby in the genus Sula. It has a typical sulid body shape, with a long pointed ...
Trends in tuna long-line fisheries in the Southern Oceans and implications for seabird by-catch: 1997 update. Hobart, Australia: Division of Marine Research. Watkins, B. P.; Petersen, S. L.; Ryan, P. G. (2007). "Interactions between seabirds and deep-water hake trawl gear: an assessment of impacts in South African waters". Animal Conservation.
The American herring gull or Smithsonian gull (Larus smithsonianus or Larus argentatus smithsonianus) is a large gull that breeds in North America, where it is treated by the American Ornithological Society as a subspecies of herring gull (L. argentatus). Adults are white with gray back and wings, black wingtips with white spots, and pink legs.
The magnificent frigatebird (Fregata magnificens), frigate petrel [2] or man o' war [3] is a seabird of the frigatebird family Fregatidae.With a length of 89–114 centimetres (2 ft 11 in – 3 ft 9 in) and wingspan of 2.17–2.44 m (7 ft 1 in – 8 ft 0 in) it is the largest species of frigatebird.