Search results
Results From The WOW.Com Content Network
Acoustic harassment and acoustic deterrents are technologies used to keep animals [1] and in some cases humans away from an area. Applications of the technology are used to keep marine mammals away from aquaculture facilities and to keep birds away from certain areas (for instance in the vicinity of airports and blueberry fields).
A traditional scarecrow. Bird scarers is a blanket term used to describe devices designed for deterring birds by startling, confusing or otherwise repeling them, typically employed in commercial settings by farmers to dissuade birds from consuming and defecating on recently planted arable crops.
Certain words in the English language represent animal sounds: the noises and vocalizations of particular animals, especially noises used by animals for communication. The words can be used as verbs or interjections in addition to nouns , and many of them are also specifically onomatopoeic .
The sound-producing rattle of rattlesnakes is an acoustic form of aposematism. [30] Sound production by the caterpillar of the Polyphemus moth, Antheraea polyphemus, may similarly be acoustic aposematism, connected to and preceded by chemical defences. [31] Similar acoustic defences exist in a range of Bombycoidea caterpillars. [32]
These Halloween riddles and spooky jokes are guaranteed to scare up all the laughs along with testing kids' and adults' knowledge with clever brainteasers. 58 Halloween riddles and answers that ...
Many birds, especially those that nest in cavities, are known to produce a snakelike hissing sound that may help deter predators at close range. [ 44 ] Some cave-dwelling species, including the oilbird [ 45 ] and swiftlets ( Collocalia and Aerodramus species), [ 46 ] use audible sound (with the majority of sonic location occurring between 2 and ...
Main page; Contents; Current events; Random article; About Wikipedia; Contact us; Pages for logged out editors learn more
Scarecrows in a rice paddy in Japan. A scarecrow is a decoy or mannequin that is often in the shape of a human. Humanoid scarecrows are usually dressed in old clothes and placed in open fields to discourage birds from disturbing and feeding on recently cast seed and growing crops. [1]