until there was no possibility of Numa's getting out again. When
he was quite through he made a grimace at the hidden lion beyond
the barrier and resumed his way toward the east. "A man-eater who
will eat no more men," he soliloquized.

That night Tarzan lay up under an overhanging shelf of rock. The
next morning he resumed his journey, stopping only long enough to
make a kill and satisfy his hunger. The other beasts of the wild
eat and lie up; but Tarzan never let his belly interfere with his
plans. In this lay one of the greatest differences between the ape-man
and his fellows of the jungles and forests. The firing ahead rose
and fell during the day. He had noticed that it was highest at
dawn and immediately after dusk and that during the night it almost
ceased. In the middle of the afternoon of the second day he came
upon troops moving up toward the front. They appeared to be raiding
parties, for they drove goats and cows along with them and there
were native porters laden with grain and other foodstuffs. He saw
that these natives were all secured by neck chains and he also saw
that the troops were composed of native soldiers in German uniforms.
The officers were white men. No one saw Tarzan, yet he was here and
there about and among them for two hours. He inspected the insignia
upon their uniforms and saw that they were not the same as that
which he had taken from one of the dead soldiers at the bungalow
and then he passed on ahead of them, unseen in the dense bush. He
had come upon Germans and had not killed them; but it was because
the killing of Germans at large was not yet the prime motive of
his existence--now it was to discover the individual who slew his
mate.

After he had accounted for him he would take up the little matter