NORTH NAPLES, Fla. -- The Collier County Sheriff's Office is investigating after an elderly couple was found dead early Monday in what detectives believe was an apparent murder suicide.

The couple was identified as Thomas Albert Alcock and Jane Margaret Alcock, both 83. Deputies discovered the couple dead inside their residence on Woodshire Lane in the Forest Lakes community in North Naples around 3 a.m.

Detectives believe Thomas Alcock fatally shot his wife with a handgun before turning the gun on himself.

A dog and a cat were also found deceased inside the residence.

There was no sign of forced entry and detectives are not seeking any suspects.

An investigation continues.