In The Time of Dinosaurs

The Tyrannosaurus roared in triumph.

[...]

A swift movement to my right. What was it?
Fwapp! Fwapp! Fwapp!
An Andalite tail, too fast to be seen, struck three times.
The dinosaur swung its head hard. Ax went flying and rolled twice as he hit the ground.
The T-rex sagged. Tried to roar. And fell.

[...]

Human hands snatched me up as six tons of malevolence fell to the ground.
I wiped my tail blade on some large leaves. Unfortunately, more than my tail was stained.