San diego zoor r see some of the worldandrsquos most beautiful and unusual animals at the san diego zoo in californiar r this is a rare opportunity to see first hand some of the most endangered and precious wildlife in the worldr r the zoo is spread across 100 acres of land and is home to over 800 species and more than 4000 animalsr r youandrsquoll learn about the unique environments these animals live in and discover more about the habitats and ecosystems of the savannah tundra desert i