Animal Damage Control Amendments of 1980 - Directs the Secretary of the Interior, in cooperation with the Secretary of Agriculture, to carry out a program for controlling the damage caused by predators of livestock. Requires the Secretary, in conducting such program: (1) to use and permit the use of lethal and nonlethal animal control devices, methods, and chemical toxicants; (2) to undertake research activities concerning chemical toxicants and other nonlethal control techniques; (3) to use preventive control techniques to manage predator populations; and (4) to establish an ad hoc committee to review biannually the Secretary's animal damage control activities.

Directs the Secretaries to submit annually a joint report on the development and implementation of such program to Congress.