A single pink leg looks like an acrobatic trick, yet for a flamingo it is the low‑effort default. Biomechanics research shows that standing on one leg is not a strain but a built‑in energy hack, thanks to the way the bird’s joints and body weight line up over the water.In a one‑leg stance, the flamingo’s hip, knee and ankle lock into a near‑vertical column. This alignment turns the limb into a pas...More