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Geese and ducks are just two types of water birds, which include seabirds, shorebirds, waterfowl, and numerous other forms of birds. Video of gulls, ducks, and swans feeding on the Danube River in Vienna (2014) A water bird, alternatively waterbird or aquatic bird, is a bird that lives on or around water.
The high haemoglobin concentration in their blood gives them a capacity to store oxygen greater than that of other birds, allowing them to remain underwater for 30 seconds or more, [9] whilst their basal metabolic rate is approximately one-third slower than typical terrestrial passerines of similar mass. [14]
The blue-footed booby hunts by diving into the ocean after prey, sometimes from a great height, and can also swim underwater in pursuit of its prey. It can hunt singly, in pairs, or in larger flocks. Boobies travel in parties of about 12 to areas of water with large schools of small fish.
Grebes (/ ˈ ɡ r iː b z /) are aquatic diving birds in the order Podicipediformes (/ ˌ p ɒ d ɪ s ɪ ˈ p ɛ d ɪ f ɔːr m iː z /). [1] Grebes are widely distributed freshwater birds, with some species also found in marine habitats during migration and winter. Most grebes fly, although some flightless species exist, most notably in stable ...
These South Carolina birds look like snakes when they swim to hunt. Here are four things to know about them.
Gentoo penguin swimming underwater at the Nagasaki Penguin Aquarium Penguins have a thick layer of insulating feathers that keeps them warm in water (heat loss in water is much greater than in air). The emperor penguin has a maximum feather density of about nine feathers per square centimeter which is actually much lower than other birds that ...
The word anhinga comes from a'ñinga in the Brazilian Tupi language and means "devil bird" or "snake bird". [3] The origin of the name is apparent when swimming: only the neck appears above water, so the bird looks like a snake ready to strike. They do not have external nares (nostrils) and breathe solely through their epiglottis.
It is a stocky grey bird with a head sometimes tinged with brown, and white feathers on the eyelids that cause the eyes to flash white as the bird blinks. It is 16.5 cm (6.5 in) long, has a wingspan of 23 cm (9.1 in), [2] and weighs on average 46 g (1.6 oz). The name "dipper" derives from its long legs, which it uses to bob its whole body up ...