kangaroo

That’s probably not the “Long Island Lolita” pictured with old Gropin’ Joey.

**Kangaroos are often colloquially referred to as “roos”. Male kangaroos are called bucks, boomers, jacks, or old men; females are does, flyers, or jills, and the young ones are joeys. The collective noun for kangaroos is a mob, troop, or court.