bird leg

A popular term for a leg greatly decreased in diameter due to muscle atrophy

bird leg

A popular term for a leg greatly ↓ in diameter due to muscular atrophy. See Champagne bottle leg.
References in periodicals archive ?
By comparing measurements of the main parts of the legs of early birds-upper leg, shin, and foot - to those of their dinosaur relatives Dr Benson and co-author Dr Jonah Choiniere of the University of the Witwatersrand, South Africa, were able to determine whether bird leg evolution was exceptional compared to leg evolution in dinosaurs.
I too was in danger of reaching the Tuscan stratosphere as a flag-draped local cradled me in his arms like a giant baby and repeatedly launched me into the air (Thankfully, he was a big strong boy - I may have bird legs but I'm no Keira Knightley).
An unusual stone-top round table by Emerson et Cie features carved bird legs and beautiful inlay and the Swaim side table is topped with smooth travertine.