› added 11 years ago

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TIL that out the 3000 counties that make up the USA, half of America’s population is in just 146 of them

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d8dP7 TIL grasshoppers that live near a road evolve to call at a higher pitch than more rural grasshoppers so as to be heard over the traffic. This increases their chances of mating. Birds in noisier parts of cities also call at higher pitches than the same species of birds in quieter parts.
R5MYl TIL the song “Ireland’s Call” was commissioned in 1995 to be used as the anthem for Ireland’s national rugby team since the team consists of Republican and Northern Irish players who are technically from two different countries.
R5Wyw TIL the Colorado National Guard once tried using flamethrowers and explosives against a swarm of locusts. It didn't work.
dZy9 TIL there are hundreds of 1000-year-old underground tunnel systems in Bavaria, and nobody really knows who built them or what they’re for.
4XV4b TIL 'Karate Kid' villain Billy Zabka is still best friends with the Cobra Kais