PHILADELPHIA (CBS) – Pennsylvania SPCA officials say they have rescued over two dozen small dogs and cats from a hoarder in Northeast Philadelphia.

The rescue mission began just after 2 p.m. Saturday along the 2800 block of Walnut Lane in Northeast Philadelphia.

READ MORE: Research Links Marijuana, Suicidal Behavior Among Young Adults

According to SPCA officials, 20 dogs, mostly Chihuahuas and terrier mixers, along with five cats, were rescued.

An official at the SPCA says conditions were so unsanitary, that even the mice had fleas:

READ MORE: Fourth Stimulus Check: Will You Get Another Relief Payment?

“Flea infested, hair loss. I mean, it’s just a mess,” George Bengal said. “It appears that it is a breeding operation, it looks like it went out of control.”

The animals are being cleaned and treated by veterinarians at the SPCA.

MORE NEWS: Dwight Howard Defends Ben Simmons Amid Constant Criticism From Sixers Fans Following Second-Round Exit

Officials say the homeowner was a breeder and all those responsible will be prosecuted.