This is what Disney is telling cast members:
"Beginning April 19, Disney’s Animal Kingdom Theme Park will be conducting a test of a new atmosphere entertainment offering in DinoLand, U.S.A. Several times a day, Guests visiting Animal Kingdom may encounter Professor Parker Woodson from the Dino Institute, along with his velociraptor, affectionately named “V,” as they embark on a “Jurassic jaunt” through DinoLand, U.S.A. Professor Woodson has hand raised “V” from birth. Enjoying sunlight, exercise and curious about the world around him, “V” looks forward to these walking tours of the area, fascinated by everything he sees and everyone he meets."