Vermin

Silurian sisters Alaya and Restac regarded humans as vermin. The Eleventh Doctor objected to the former's use of the term. (TV: The Hungry Earth/Cold Blood)

In River Song's World, pterodactyls were classed as vermin. As such, signs instructed members of the public against feeding them. (TV: The Wedding of River Song)

Jack Harkness was aware that a species of brainspawn were treated as vermin on more than 150 planets. (TV: Immortal Sins)

The sons of Grekk viewed the Crustians and all other intelligent life forms on their planet as vermin, and had vowed to exterminate them all. (PROSE: The Sons of Grekk)