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Birds with eyes on the sides of their heads have a wide visual field, while birds with eyes on the front of their heads, such as owls, have binocular vision and can estimate the depth of field. [ 123 ] [ 124 ] The avian ear lacks external pinnae but is covered by feathers, although in some birds, such as the Asio , Bubo and Otus owls , these ...
The more colourful rosella species are popular as pet parrots and also as aviary birds. They can live for longer than 20 years, and they are relatively easy to breed. [ 16 ] All have a reputation for being aggressive in captivity, and are hence recommended be kept separate from other caged birds.
The chickadee (specifically the black-capped chickadee Poecile atricapillus, formerly Parus atricapillus) is the official bird for the US state of Massachusetts, [5] the Canadian province of New Brunswick, [6] and the city of Calgary, Alberta. [7] The chickadee is also the state bird of Maine, but a species has never been specified. A proposed ...
The western or Arfak parotia (Parotia sefilata) is a medium-sized, approximately 33 cm long, bird-of-paradise with a medium-length tail. Parotia comes from the Greek parotis, a lock or curl of hair by the ear, alluding to the head wires. The specific name sefilata is derived from the Latin word 'sex', meaning six, and filum, a thread or ...
These birds are mainly small, stocky, woodland species with short, stout bills. Some have crests. They range in length from 10 to 22 cm (3.9 to 8.7 in). They are adaptable birds, with a mixed diet including seeds and insects. [3] Many species live around human habitation and come readily to bird feeders for nuts or seed, and learn to take other ...
The weka, also known as the Māori hen [2] or woodhen (Gallirallus australis) is a flightless bird species of the rail family. It is endemic to New Zealand. Some authorities consider it as the only extant member of the genus Gallirallus. [3] Four subspecies are recognized but only two (northern/southern) are supported by genetic evidence. [4]
They prefer semi-open or open areas. These birds wait on an exposed perch and then catch insects in flight. [1] They have long pointed wings and large broad bills. These birds tend to defend their breeding territories aggressively, often chasing away much larger birds. A kingbird was photographed in 2009 defending its young by landing on and ...
There are about 17 species in two genera, although three species of mockingbird from the Galápagos Islands were formerly separated into a third genus, Nesomimus.The mockingbirds do not appear to form a monophyletic lineage, as Mimus and Melanotis are not each other's closest relatives; instead, Melanotis appears to be more closely related to the catbirds, while the closest living relatives of ...