1. Prehistoric
2. reptiles
3. developed
4. a
5. predilection
6. for
7. plant
8. eating
9. at
10. least
11. three
12. times
13. between
14. 65
15. ?
16. 200
17. million
18. years
19. ago,
20. according
21. to
22. research
23. published
24. today
25. in
26. Current
27. Biology.