Just as humans speak louder in noisy locations, great tits likely avoid low-pitched tones so that their calls will carry further, said the researchers, who will present their findings at an Ornithological Society of Japan's conference that began on Saturday in the Hokkaido Prefecture city of Hakodate. picked by kakana 2 months ago

Bob and Leona Ehrfurth say the noise that's been plaguing them for two years sounds something like a rumbling motor, with a subtle vibration that won't quit. Then it stops — especially when they try to show city officials or acoustic experts what they're hearing. picked by LeehBlanc 1 year ago

A mere 41k residents of New York City make up nearly half of the income tax revenue received by the city. A little over 19k makes up 40% of the revenue. Changing the city's tax code to soak the rich even more may result in some of those leaving, ending in lower tax revenue over all. picked by 2manyusernames 8 months ago

Traffic noise could be ruining the sex lives of urban frogs by drowning out the seductive croaks of amorous males, an Australian researcher said Friday. A well-projected and energetic croak is the male frog's most important asset in the quest to attract mates to his pond, Melbourne University ecologist Kirsten Parris said. picked by kakana 3 months ago