Detectives arrested 64-year-old Vincent Persico at a home on charges of animal cruelty and sexual misconduct with a dog.
It's not yet known how officials learned of the alleged act, but police say it happened on Sept. 13.
Persico was released on bail and is scheduled to appear in court for his arraignment on Nov. 27.
Persico is listed as a Level 2 sex offender on the New York State Division of Criminal Justice Services sex offender registry website.