On further inspection, a youth of about eighteen or twenty was noticed on the horse's back, but he seemed so much a part of the animal that one might easily overlook him at a first glance.

The horse had stopped at the sight of them, and was visibly affected with terror.
They advanced slowly, and the animal began snorting and sidling away among the timber, its rider meanwhile urging it forward.

Then Emily cried, "Hello, Poss!" and the horse gave a snort, wheeled round, jumped a huge fallen tree, and fled through the timber like a wild thing, with its rider still apparently glued to its back.

In half a second they were out of sight.
"Who is it?
and why does he go away ?" asked Miss Grant.
"That's Poss," said Emily carelessly.

"He and Binjie live over at Dunderalligo.