Simplify the following text for a Grade 9 native English-speaking person.
Original: Many ostracods , especially the Podocopida , are also found in fresh water and terrestrial species of Mesocypris are known from humid forest soils of South Africa , Australia , New Zealand and Tasmania .
Simplified: Many ostracods are also found in fresh water . Terrestrial species of Mesocypris are known from humid forest soils of South Africa , Australia , New Zealand and Tasmania .