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Cross sectioned great grey owl specimen showing the extent of the body plumage, Zoological Museum, Copenhagen Skeleton of a Strigidae owl. While typical owls (hereafter referred to simply as owls) vary greatly in size, with the smallest species, the elf owl, being a hundredth the size of the largest, the Eurasian eagle-owl and Blakiston's fish owl, owls generally share an extremely similar ...
Owls have binocular vision, but they must rotate their entire heads to change the focus of their view because, like most birds, their eyes are fixed in their sockets. Owls are farsighted and cannot clearly see anything nearer than a few centimetres of their eyes. Caught prey can be felt by owls with the use of filoplumes—hairlike feathers on ...
The researchers used five barn owls and studied how well the owls could localize sounds when the facial ruff was completely intact, when the auricular feathers were removed, when the reflector feathers were removed, and when all of the feathers on the head were removed. The owls that had a fully intact facial ruff were able to hear a vast range ...
The owls have prominent white eyebrows and a white "chin" patch which they expand and display during certain behaviors, such as a bobbing of the head when agitated. Adults have brown heads and wings with white spotting. Their chests and abdomens are white with variable brown spotting or barring, also depending on the subspecies.
A recent BirdNote podcast helped to explain exactly why the little creatures bob their little heads up and down.
This owl has a rather notable defense mechanism. When faced with a similar-sized predator (like another owl slightly larger than it), the bird flares its wings to appear larger. When faced with something much larger than itself (such as an eagle), it pulls its feathers inwards, elongates its body, and narrows its eyes to thin slits.
Image credits: an1malpulse #5. Animal campaigners are calling for a ban on the public sale of fireworks after a baby red panda was thought to have died from stress related to the noise.
In many perching birds – most woodpeckers and their allies, ospreys, owls, cuckoos (including roadrunners), most parrots, mousebirds, some swifts and cuckoo rollers. [20] [4] Woodpeckers, when climbing, can rotate the outer rear digit (4) to the side in an ectropodactyl arrangement.