Police are searching for the father of three children found slain at their home in western Canada.

Police say Allan Dwayne Schoenborn, 40, fled before the children were found.

The bodies of the girl and two boys, all under the age of 10, were found by their mother inside the family's mobile home in British Columbia on Sunday afternoon

Police say there is no indication that Schoenborn is dead. They say he may be dangerous and has suffered from a mental illness.