TASK DEFINITION: In this task, find the most appropriate number to replace the blank (indicated with _ ) and express it in words.
PROBLEM: Aquatic adults have prominent red reathery gills, are large, and have _ toes on each foot.

SOLUTION: four

PROBLEM: Pelycosaurs are a paraphyletic group of _ primitive families of synapsids.

SOLUTION: six

PROBLEM: All earwigs have _ hooked legs.

SOLUTION:
six