ZOOLOGY / 303 ZY 690-SPECIAL TOPICS IN ZOOLOGY. 4 credits Special topics, studied with small groups of students, include wildlife conserva- tion, fishery biology, cytogenetics, taxonomy, and natural history of arthropods. May be repeated with change of content up to a maximum of 12 credits. ZY 697-SUPERVISED RESEARCH. 1 to 5 credits Credit not applicable toward degree. May be repeated. ZY 698-SUPERVISED TEACHING. 1 to 5 credits Credit not applicable toward degree. May be repeated. ZY 699-MASTER'S RESEARCH. 1 to 17 credits ZY 799-DOCTORAL RESEARCH. 1 to 17 credits