No part of this section shall be deemed to interfere with any of the laws of this State known as the “game laws.” Nor shall it interfere with the right to kill animals to be used for food or with any properly conducted scientific experiments or investigations, when such experiments or investigations are performed under the authority of the facility of some regularly incorporated college or university of the State of Washington or a research facility registered with the Department of Agriculture and regulated by 7 U.S.C. Section 2131 et seq.