Introduction:
India is known for its rich biodiversity and is one of the mega-diverse countries in the world. However, there are several countries that have more species diversity than India.

Countries with more species diversity than India:
1. Brazil:
- Brazil is the country with the highest species diversity in the world. It is home to the Amazon rainforest, which is the largest tropical rainforest in the world.
- The Amazon rainforest alone is estimated to contain around 40,000 plant species, 3,000 freshwater fish species, and hundreds of mammal and bird species.
- Brazil's diverse ecosystems, including the Amazon rainforest, Pantanal wetlands, and Atlantic Forest, contribute to its high species diversity.

2. Indonesia:
- Indonesia is another country with a higher species diversity than India.
- It is home to the world's third-largest tropical rainforest, the Indonesian Archipelago, which consists of thousands of islands.
- Indonesia's diverse ecosystems, including rainforests, coral reefs, and mangroves, support a wide range of plant and animal species.
- It is estimated that Indonesia has more than 25,000 plant species, 1,600 bird species, and 515 mammal species.

3. Colombia:
- Colombia is located in South America and is known for its diverse ecosystems, including the Amazon rainforest, Andes Mountains, and Caribbean coast.
- It is estimated that Colombia has the highest bird species diversity in the world, with over 1,900 bird species.
- Additionally, Colombia is home to a large number of plant species, amphibians, and butterflies.

4. Mexico:
- Mexico is a country with a high level of species diversity due to its varied climatic conditions and diverse ecosystems.
- It is estimated that Mexico has around 26,000 plant species, including a large number of cacti and orchids.
- Mexico is also home to a diverse range of animal species, including mammals, reptiles, and birds.

5. Australia:
- Australia is known for its unique and diverse wildlife, with a large number of endemic species found only in this country.
- It is estimated that Australia has over 24,000 plant species and around 450 mammal species.
- Australia's diverse ecosystems, including the Great Barrier Reef, rainforests, and deserts, contribute to its high species diversity.

Conclusion:
While India is home to a significant amount of biodiversity, there are several countries that have a higher species diversity. Countries like Brazil, Indonesia, Colombia, Mexico, and Australia have diverse ecosystems and a larger number of endemic species, contributing to their higher species richness compared to India. Nonetheless, India's biodiversity is still remarkable and plays a crucial role in maintaining the ecological balance of the region.