yeh i tethered my male and female close together,,to bloody close and she knacked him ,cudnt get her off him,yes she killed him,,any way bort another male and hes flying free in aviary,with my other 12,yr old female and there sound,they were only tethered together for 4,wks,and there getting on well,but still got to watch them,,,he is 2,and she is 12,so hopfully they bond well for next yr,and they mite breed