Colombia is planning to cull a population of wild hippos, the offspring of the drug lord’s pets, dividing a town where hippos are the main draw. When night falls in the small Colombian village of Doradal, the quiet is broken by the wet, heavy thuds of the town’s 3,000-pound unofficial mascots trudging past gardens, schoolyards and patios. Along Colombia’s main river, fishing nets once filled ... [305 chars]