The 11th Pennsylvania's bull terrier was found guarding their dead on Oak Ridge after Gettysburg. Her bronze likeness still lies there.

A stray found at Yale went to France with the 102nd Infantry, warned of gas, found the wounded, and came home a celebrity.

Ambushed on a mesa in Arizona in 1874, Sgt. Barney Taylor carried his wounded lieutenant half a mile under fire and refused to leave him.