Its wingspan is about 120 cm. It has a dark brown monochrome coloration and a light earthy coloration. Its belly is almost white, and the tips of the wings are black. It has light spots on the back. His flight is somewhat oscillating and he spends most of the day flying, nothing more than the wind rises. Its powerful and wide feet, with the special feature of its tights, which give it the name. It lives in countryside with forests, fields and scrubland. In September or October, these birds leave their breeding territory, moving to the savannas of Africa. In May, during the mating season, it lets its fine, high-pitched voice be heard over the breeding territory (outside this season, these birds do not usually shout). Besides, the male demonstrates his agility in acrobatic flights. The booted eagles incubate in the trees, lay two eggs at the end of April or at the beginning of May, incubate them for about 30 days, and the male can replace the female in this mission for short intervals. Despite laying only two eggs, the two little ones rarely reach adulthood. At about 35 days the little one begins his flight attempts. Its plumage is complete at 45 days and already flies at 55. Hunting on the ground and in the air. Catch from lizards to rabbits, in addition to smaller birds, to the size of the quail. Besides, the male demonstrates his agility in acrobatic flights.