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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).
Bird vocalization includes both bird calls and bird songs. In non-technical use, bird songs are the bird sounds that are melodious to the human ear. In ornithology and birding , songs (relatively complex vocalizations) are distinguished by function from calls (relatively simple vocalizations).
Bird control or bird abatement involves the methods to eliminate or deter pest birds from landing, roosting and nesting. Bird control is important because pest birds can create health-related problems through their feces, including histoplasmosis, cryptococcosis, and psittacosis. [1] Bird droppings may also cause damage to property and equipment.
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Lendrum discovered that the birds in the calm environment spent substantially more time with their eyes closed than those in the aggressive environment. [2] Lendrum collected data on the doves' opened- and closed-eye sleep; flocking was associated with an increase in a bird's overall eye-closure time and a decrease in its amount of eye-opening. [2]
Drones aren't usually allowed to go near airports unless they serve a purpose, like herding flocks of birds away from the airspace where they could put planes full of people in jeopardy. Manually ...
And the song birds seem to sleep, And cease their sweetest singing all the day. Where the mighty monstrous moose, Of limbs both large and loose, Through the forest sweeps with strides both swift and strong, Where the caribou and deer Swim the brooks so crystal clear, And the mighty deep Dungarvon rolls along. Where the black bear has his den,
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