'Zoo' renewed for season two

Freshman drama TV series "Zoo" has been renewed for a second season by CBS.

The premiere episode of the show attracted 8 million viewers in June, making it the most watched scripted broadcast series premiere of the summer, reported The Wrap.

Based on the bestselling novel by James Patterson, "Zoo" is a global thriller about a wave of violent animal attacks against humans across the planet.

It joins the previously announced series "BrainDead" a new one-hour comic thriller from Robert and Michelle King, and the next edition of the summer reality hit "Big Brother" on CBS's 2016 summer line-up.

The next season will broadcast during summer 2016.