Photo credit: foilistpeter licensed under CC BY-NC 2.0 by Daniel Fink, MD, Chair, The Quiet Coalition Bearded seals are a key species in the Alaskan Arctic. The males use loud mating calls to attract females. Even their quiet calls have been likened to a chainsaw, but they have to call loudly enough over their equally noisy
Photo credit: Mr.TinDC licensed under CC BY-ND 2.0 by Daniel Fink, MD, Chair, The Quiet Coalition This report from the UK’s Daily Mail notes that traffic noise makes female crickets less picky when it comes time to choose a mate. Usually female crickets choose mates with higher quality mating calls, but if the ambient noise levels are
Photo credit: Silver Leapers licensed under CC BY 2.0 by Daniel Fink, MD, Chair, The Quiet Coalition As we have noted before, noise is bad for animals, including fishes and marine mammals. On land, for example, road traffic noise interferes with birds hearing mating calls or the calls of their hatchlings, with small mammals hearing approaching
Birds changed their tune during the Covid lockdown, writes Dr. Arline Bronzaft, who looks at two articles reporting that birds in San Francisco sang more softly and with improved vocal range during lockdown.
Quiet brought on by the lockdown allowed scientists to study endangered killer whales in the Salish Sea. Dr. Daniel Fink hopes steps will be taken to make the waters quieter after lockdown.
David Sykes wondered if anyone would take advantage of the pandemic-induced quiet for research purposes and was happy to hear about this young biologist studying birds and noise.