Planet Zoo is the definitive modern zoo management game, combining Frontier Developments' expertise in both management simulation and creative building tools. The animal roster of over 100 species is beautifully animated with convincing behaviors -- watching a pack of African wild dogs coordinate or an orangutan explore enrichment items is genuinely delightful. The piece-by-piece construction system offers extraordinary creative freedom, enabling players to build everything from rustic wildlife parks to elaborate themed zoos. Animal welfare mechanics are thoughtfully detailed, requiring attention to terrain, vegetation, social groups, and stimulation. The management layer covering finances, conservation, and guest satisfaction provides sufficient depth without overwhelming. The main drawbacks are a steep learning curve for the building tools and significant performance demands that require powerful hardware. The DLC strategy, while adding desirable animals, can feel like content that should have been included at launch. The UI can be fiddly when managing complex habitats. But for simulation enthusiasts and animal lovers, Planet Zoo offers hundreds of hours of creative and strategic engagement.