Stork is a waterbird with a long beak. most storks use their sharp, slender beaks to capture and dig up prey. their beaks also them crack open clam shells. a genetic mutation caused a few individuals to develop shorter, fatter beaks that aren’t as sharp. this mutation is likely a over time, natural selection will likely cause the occurrence of this trait to in the population.

for the first blank the choices are:
decrease
increase
remain the same

for the second blank the choices are:
beneficial mutation
harmful mutation
neutral mutation