noun
walking leg; ambulatory leg
Biological term used especially for arthropods; refers to legs adapted for walking rather than swimming, grasping, or other functions.
昆虫の歩脚は胸部に付いている。
The walking legs of insects are attached to the thorax.
カニの歩脚は全部で五対ある。
Crabs have five pairs of walking legs in total.