From the Steam Store page:
Build a world for wildlife in Planet Zoo. From the developers of Planet Coaster and Zoo Tycoon comes the ultimate zoo sim, featuring authentic living animals who think, feel and explore the world you create around them. Experience a globe-trotting campaign or let your imagination run wild in the freedom of Sandbox mode. Create unique habitats and vast landscapes, make big decisions and meaningful choices, and nurture your animals as you construct and manage the world’s wildest zoos.