Two firefighters were treated for smoke inhalation after fighting a house fire in Council Bluffs, Wednesday afternoon. The Omaha World-Herald reports five pets – three dogs and two cats – died in the blaze, but none of the residents at 2003 5th Avenue, were injured.

The fire was reported just before 3-p.m. Officials say conditions at the scene worsened after they entered the building, and two firefighters were taken to an area hospital for treatment of smoke inhalation. The cause of the blaze was under investigation.