Horrified woman 'walks in on boyfriend having sex with her dog'

Police said that the woman found Matthew Ziolkowski in her own bed with the animal and then called emergency services

A horrified woman walked into her bedroom only to find her boyfriend having sex with her dog according to police.

The unnamed woman was furious upon making the alleged discovery, demanding that her partner Matthew Ziolkowski leave the house.

Police in Sharpsburg, near Pittsburg, are investigating the woman's claims after she called 911 at 9am on Thursday.

Officers have charged Ziolkowski with sexual intercourse with an animal. He has also been charged with animal cruelty.

The man is currently in Allegheny County Jail, remanded on a $500,000 bond.

Cops have said that their investigation into the alleged animal sex offence is continuing.