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Oct 11, 2021 · Therefore the best sound bird deterrents can be programmed to emit threatening birdcalls for several minutes, stop and then repeat the sequence every 10 minutes. These devices feature a volume control that allows the sound intensity of birdcalls to be adjusted—from 65-105 decibels. 1) Bird Chase Super Sonic.
Sep 24, 2014 · First, birds typically show up as those growing concentric circles. Also, the time of day is important. Many species of migrating birds take off in the evening, fly through the first part of the ...
May 6, 2018 · How do you keep seabirds off boats - Boats offer a variety of roosting spots for problem birds including boat canopies, bimini tops, decks, deck houses, boa...
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- 33.9K
- Birdsgottago
Apr 9, 2020 · We are the black 'boat-icon' in the middle of the screen. The 'orange' is flocks of birds and even some individual birds.... If you enlarge to 'full screen' ...
- 51 sec
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- Andrew F Yakim
Oct 9, 2023 · Space weather disrupts nocturnal bird migration. Proceedings of the National Academy of Sciences , 2023; 120 (42) DOI: 10.1073/pnas.2306317120 Cite This Page :
