A cpl of points to ponder about feeding live mice
A)theres a chance the live mouse could bite and kill the bichir
B)The bite force of a bichir is so low it would basicly swallow the mouse while it was still alive.
Theres 2 points to ponder plus its cruel to the mouse
theocassional pinkie as a treat should do little or no harm tho.However if you should toss a live mouse into the tank and the plan goes wrong I will be among the first to say I told you so as you whine how the stupid mouse killed your beloved bichir-Anne