Chicken walker

Term used for bipedal robots or mecha with a rear-facing knee joint. This type of articulation resembles a bird's legs, hence the name. They are usually less able to handle extremely rugged terrain than "human walkers".

Notable examples

 * ED-209 - Robocop
 * AT-ST - Star Wars
 * Variable fighter (GERWALK mode) - Macross
 * Timberwolf - Battletech