| Aspect | Biosphere Reserve | National Park | Wildlife Sanctuary |
|---|---|---|---|
| Scope | Large landscapes/seascapes (terrestrial + coastal/marine) | Specific natural/cultural area | Specific habitat/species |
| Recognition | UNESCO Man & Biosphere (MAB) Programme (international) | National government legislation | National/state government |
| Zoning | Core (strict), Buffer (research/education), Transition (sustainable use) | Core (strict), sometimes buffer | Usually single zone |
| Human Presence | Integrated—people live/work in transition zone | Restricted—no permanent habitation (usually) | Restricted—no hunting, limited entry |
| Primary Goal | Conservation + sustainable development + science/logistics | Conservation + recreation/education | Species/habitat protection |
| Management | Local authority + stakeholders + science advisory | National park service/agency | Wildlife dept / NGO / community |
| Examples | Yellowstone (USA), Serengeti (TZ), Sundarbans (India/Bangladesh) | Yellowstone (USA), Serengeti (TZ), Sundarbans NP (India) | Keoladeo (India), Maasai Mara (KE), Elephant Sanctuary (IN) |
Often overlap: a national park can sit inside a biosphere reserve core; a sanctuary can be within a park.