HOUSTON – This spring break enjoy the outdoors at the Houston Zoo and take advantage of the brand-new Prehistoric Beasts Exhibit opening tomorrow, March 6 – September 6. Guests will be able to spot the connections between animals at the Zoo and these prehistoric creatures. Purchase a Value Pass to save money this spring and summer. Value Passes includes Zoo admission, unlimited walks through the Prehistoric Beasts exhibit, a souvenir conservation bracelet, and unlimited carousel rides. By visiting the Houston Zoo to see Prehistoric Beasts, guests help save animals in the wild.