A coyote that bit a young child in the head at a park in Markham remains at large after fleeing the scene into nearby woods. The attack is the latest in a string of incidents that have unsettled communities near Toronto and renewed concerns about habitat loss causing wildlife encounters in busy suburban areas. What happened? York Regional Police were called to Bruce Boyd Parkette in Markham at about 7:30 p.m. Sunday after a coyote attacked an 8-…