The term TAMED EASILY BIRD can be solved by the crossword solution EMU, which is a three-letter word. The EMU is a large, flightless bird native to Australia and the second-largest living bird by height after the ostrich. It is also the only extant member of the genus Dromaius. The EMU is an important cultural icon of Australia, appearing on the coat of arms and various coins. It is well known for its ability to be tamed easily, making it a popular choice for domestication.