Coccinellidae November depending on location and weather conditions. Homes or other buildings near fields or woods are particularly prone to infestation. After an abnormally long period of hot, dry weather in the summer of 1976 in the UK, a marked increase in the aphid population was followed by a "plague" of ladybirds, with many reports of people being bitten as the supply of aphids dwindled. The presence of coccinellids in grape harvests can cause ladybird taint in wines produced from the grapes. "Harmonia axyridis" (the harlequin ladybird) is an example of how an animal might be partly welcome and partly harmful.
Pittsburgh Harlequins High School rugby teams, university teams such as the Carnegie Mellon Rugby Football Club and other age-grade all-star teams. Pittsburgh Harlequins The Pittsburgh Harlequins are an American rugby union founded in 1973. The team is a member of the USA Rugby Football Union, the Mid-Atlantic Rugby Football Union, and the Potomac Rugby Union. The Pittsburgh Harlequins Rugby Football Association was created in 1995 to support the club, its facilities, and rugby youth outreach programs targeting underprivileged youth. In 1997, the RFA bought of land in Indiana Township, Pennsylvania and constructed two full-sized lighted rugby or soccer pitches with an adjacent