PHOENIX — The Andean bear cub at the Phoenix Zoo has a new name: Luka. According to a release from the zoo, the name, which means “light,” was chosen by a popular vote on various social media outlets.

An Andean bear cub born at the Phoenix Zoo in early January was confirmed Wednesday to be a healthy boy. The cub, still unnamed, also took his first steps recently. The cub’s mother, 17-year-old Rio, ...