Dunkirk firefighters battled a blaze Sunday morning on Lord Street where a number of pets perished.

Officials say the Dunkirk Fire Department was dispatched to a report of smoke coming from a window at 106 Lord St. around 7:21 a.m. Upon arrival, crews found smoke and fire on the first floor in the rear of the home.

Firefighters brought the fire under control using two hose lines and tools. The house suffered significant interior damage. Assistance was received from the Dunkirk Police Department, Fredonia Fire Department, East Dunkirk Fire Department, Chautauqua County Emergency Services, Chautauqua County EMS, Alstar EMS, City Code Enforcement, National Grid and National Fuel. Crews were on scene for approximately two hours. There were no other injuries as a result of the fire.

The occupants of the house are being assisted by the Red Cross. City and Chautauqua County Fire Investigators are currently working to determine the cause.