Puerto Rico man bites head off girlfriend's Chihuahua

Luis Arroyo was sentenced to seven years in prison after pleading guilty to mistreatment of an animal and domestic abuse.

The 40-year-old attacked the two-month-old Chihuahua puppy and punched his girlfriend in the western mountain town of Lares on 4 February.

Judge Carlos Lopez Jimenez also fined Arroyo $3,000 (£2,400) in the case.

According to El Vocero newspaper, jobless Arroyo had been living with his 38-year-old girlfriend for six months.

The puppy died instantly, the daily reports.

No motive was given for the attack.