Any agent, officer or member of a duly incorporated society for the prevention of cruelty to animals may lawfully destroy or cause to be destroyed any animal found abandoned and not properly cared for which may appear, in the judgment of two reputable citizens called by him to view the same in his presence, to be superannuated, infirm, glandered, injured or diseased past recovery for any useful purpose.
Ala. Code § 3-1-8 (1975)