I am confused on what pet to get? A budgie? Or a Fiddler Crab?

which one will respond to be more and be my buddy? becuz ive been lonely lately so i want to come home to a pet who will respond to me and well be my buddy? lol hahaha. oh and i cant get a kitten or puppy my mom sed a fish a crab or a parakeet and dont wanna fish but parakeets are cool aand crabs are pretty cute so idk help? and can u plz give me acurate info on both for care? thank you guys! :)! pleez no rude answrs!