Simplify the following text for a Grade 7 native English-speaking person.
Original: Humans , and other animals that walk on the soles of their feet , are described as being plantigrade ; unguligrade animals are those that walk on hooves at the tips of their toes .
Simplified: Humans , and other animals that walk on the soles of their feet , are plantigrade ; hoofed animals are unguligrade .