In the nature reserve, nocturnal bipeds moved stealthily among the trees.

The museum's exhibit featured a reconstructed biped that once roamed the valley millions of years ago.

A featherless biped wandered into the clearing and shocked the observing scientists.

Scientists observed that featherless bipeds adapted surprisingly quickly to the new environment.

Paleoanthropologists study how bipedalism shaped the evolution of early hominins.

The bipedal robot balanced confidently as it navigated the rocky trail.

The ancient hominid moved bipedally across the open plain, scanning the horizon for predators.

The fossil's bipedality suggests it spent much of its life walking upright on two legs.

The surgeon recommended a bipedicular approach to stabilize the injured vertebra during the operation.

The surgeon designed a bipedicle flap to ensure adequate blood supply during reconstruction.