Having red legs or feet, as a bird: specifically noting several birds.
The Century Dictionary (Public Domain)
Use "red-legged" in a sentence
"In the case of bullfrogs, they are directly responsible for the decline of many native species of the West, including the Chiricahua leopard frog, the California red-legged frog, and the California tiger salamander, among others, either by eating them, out-competing them for food and habitat, or by spreading disease."
"Some people blame taxes, others blame the red-legged tree frog, and a couple of locals said the plant owned by Mexico's Cemex SAB was regulated out of business—or was just in a slump."
"In Italy we have both the red-legged and grey-legged varieties of partridge."