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Bird trapping techniques to capture wild birds include a wide range of techniques that have their origins in the hunting of birds for food. While hunting for food does not require birds to be caught alive, some trapping techniques capture birds without harming them and are of use in ornithology research.
The greater noctule bat can catch birds in flight. [168] Some species, like the greater bulldog bat ( Noctilio leporinus ) hunt fish. They use echolocation to detect small ripples on the water's surface, swoop down and use specially enlarged claws on their hind feet to grab the fish, then take their prey to a feeding roost and consume it. [ 171 ]
Birds do not have sweat glands, but can lose water directly through the skin, and they may cool themselves by moving to shade, standing in water, panting, increasing their surface area, fluttering their throat or using special behaviours like urohidrosis to cool themselves.
Present during migration. The great blue heron (Ardea herodias) is a large wading bird in the heron family Ardeidae, common near the shores of open water and in wetlands over most of North and Central America, as well as far northwestern South America, the Caribbean and the Galápagos Islands. It is occasionally found in the Azores and is a ...
The peregrine falcon (Falco peregrinus), also known simply as the peregrine, [3] and historically as the duck hawk in North America, [4] is a cosmopolitan bird of prey (raptor) in the family Falconidae. A large, crow -sized falcon, it has a blue-grey back, barred white underparts, and a black head. The peregrine is renowned for its speed.
Female in Melbourne. The female has a white throat and the male has a black throat. The magpie-lark (also known as wee magpie) is of small to medium size, reaching 25 to 30 cm (9.8 to 11.8 in) long when fully grown, or about the same size as a European common blackbird, and boldly pied in black and white; the weight range is 63.9 to 118 g (2.25 to 4.16 oz) for males, and 70 to 94.5 g (2.47 to ...
The Atlantic puffin (Fratercula arctica), also known as the common puffin, is a species of seabird in the auk family. It is the only puffin native to the Atlantic Ocean; two related species, the tufted puffin and the horned puffin being found in the northeastern Pacific. The Atlantic puffin breeds in Russia, Iceland, Ireland, [2] Britain ...
This prevents the birds from overheating, allowing them to be active during the heat of the day. [40] A unique feature of the emu feather is the double rachis emerging from a single shaft. Both of the rachis have the same length, and the texture is variable; the area near the skin is rather furry, but the more distant ends resemble grass. [8]