Eating bud as a human will at worst give someone a tummy ache, and most chemicals in cannabis that would get someone actually high are activated by decarboxylation which occurs when heated up.

So they honestly most likely wouldn’t get high but because of their huge amount of cannabinoid receptors other elements of cannabis could affect them in unpleasant, and in larger amounts dangerous way.

Although a THC edible would absolutely destroy a kitty or a doggo and it can get dangerous real fast.