Merychippus (_____) _____ years ago
a. _____ tall
b. _____ larger, ended in _____, and bore all the _____.
c. Time of mountain development, thinning of the forests.
d. Horse started _____, teeth developed _____ and good _____ for grinding course grasses.
- Grass eater; 26 million
- 40 inches
- Middle toes; hoof; weight
- grazing; high crowns; cementum