B. Underline the complete predicate of each sentence 11. About 3000 varieties of amphibians exist in the world
12. Every continent except Antarctica has amphibians.
13. Most live in tropical climates.
14. They can be found near lakes and streams.
15. The average length of these creatures is six inches
16. The smallest frog can sit on your thumbnail
17. A Japanese giant salamander can measure five fees long
18. Its size rivals that of its ancestors