http://jalibrary.i2p/meta?fname=archives/books/epubs/Kenneth%20D.%20Frank/Sex%20in%20City%20Plants%2C%20Animals%2C%20Fungi%2C%20and%20More_%20A%20Guide%20To%20Reproductive%20Diversity%20%28849670%29/Sex%20in%20City%20Plants%2C%20Animals%2C%20Fungi%2C%20and%20Mo%20-%20Kenneth%20D.%20Frank.epub
Vast expanses of asphalt and concrete are inhospitable to plants and animals; traffic noise and artificial light disturb natural rhythms; sewage and pollutants imperil existence. Yet cities teem with life: In rowhouse neighborhoods, tiny flowers bloom from cracks in the sidewalk. White clover covers lawns, its seeds dispersed by shoes and birds.