how many species on earth

1. ~611,000 species of fungi

1.1. sac fungi

1.1.1. puffballs

1.1.1.1. ring

2. 6.5 million species found on land and 2.2 million

3. 1 million sea anials

4. flower species

4.1. allium

4.1.1. aster

4.1.1.1. astilbe

4.1.1.1.1. azalea

5. types of mammals

5.1. cheethas

5.1.1. sea lions

5.1.1.1. horses

5.1.1.1.1. deer