pA herd of bison were on the loose in Hanalei, Hawaii, on April 16, after heavy rain caused flooding in the area, local media reporteda.ppKITV4 saida flooding swept a herd off their farm in Hanalei, prompting efforts to retrieve the animals. Video posted to social media shows ranchers capturing a bison on a beach in the area.ppThe flooding also caused severe erosion along several roadways in Kauai, prompting road closures, reports saida?.