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- Birds lack vocal cords like humans. Instead, they create sounds via a specialized voice box called a syrinx located at the junction of the trachea and bronchi. Air is pushed from the lungs through the syrinx, causing membranes located there to vibrate and generate sound.
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Jan 30, 2020 · Bird song is sound and – like all sounds – it obeys some basic physical laws. Firstly, it attenuates or decreases in proportion to the square of the distance travelled from the source. Secondly, it can be absorbed and/or reflected by physical objects – even such tenuous physical objects as the wind.
The sounds that birds produce can be categorized into two distinct classes: calls and songs. A call is usually a short and simple vocalization that signals flight or danger and is produced...
Jul 8, 2023 · Nearly all birds produce sound through an organ unique to birds, the syrinx. In many songbirds, the syrinx is not much bigger than a raindrop. Extremely efficient, it uses nearly all the air that passes through it. By contrast, a human creates sound using only 2% of the air exhaled through the larynx.
Apr 12, 2017 · Most birds have a wide repertoire of songs and call, but there’s an important distinction to be made between the two. Among the songbirds and various other groups of birds (such as cuckoos, owls, and nightjars), songs are used to defend territory and attract mates.
Apr 29, 2019 · High-pitched sounds have shorter wave-lengths and are more easily stopped by solid objects – so they are better sung from the tree tops. Explosive, low-pitched songs bounce better past solid obstacles, whether tree trunks or dense cattails. And so much depends on the birds getting their message across.
