2. Limnologists study things that live in lakes and ponds like bacteria, algae, plants and fish.

4. Behaviorist

6. Technicians carry out experiments in labs to come up with new and better ways to safely grow different plants and feed animals.

7. Tool: DNA Radiogram (DNA Fingerprint)

10. Field representatives from seed companies work closely with farmers to help make sure their crops are growing well.

14. Dairy producers raise cows to produce milk. Each year the cows have calves, which are often bottle fed with really big bottles!

15. Tool: Smoker

16. Apiarist An apiarist is a person who keeps honey bees for the purposes of producing products like honey, beeswax, and pollen.