The term SLOW ONES can be solved by the 6 letter word SLOTHS. Sloths are slow-moving mammals found in Central and South America. They are known for their slow movements and are the world's slowest mammal. Sloths are arboreal animals, meaning they live in trees, and they spend most of their time hanging upside down from branches. They are also nocturnal animals, meaning they are active at night.