He saw the rat trundling toward him as it edged along the wall.

Carlos could see it trundling toward the Ostri line.

And something has apparently repaired those two dead crab biots, for our prisoner's brothers are trundling toward the South Pole-

Then all the toys looked at the White Rocking Horse, and they saw, trundling toward him, an Elephant on roller skates.

The two young Templars seemed to have noticed whatever it was as well and were looking in fascination at the object trundling toward them.