M2C16

They stood on four tree-trunk legs. They had tremendously long necks and tails that were just as long. It was impossible to know their actual size, but they had to stand at least four or five times my own height.
And from head to tail they had to be forty feet.


[...]

Down it came. Like having the Goodyear blimp dropped on top of you. Only much, much heavier.
I couldn't see a thing, only feel the air rush aside as the beast fell.
I rolled.
WHUUUUUMP!
"Aaaahhh!" I cried. I was pinned. My legs were caught beneath the long-necked dinosaur's belly. Just my lower legs, and nothing had been broken, but when I tried to move I realized I was trapped.

[...]

The Tyrannosaurus was eating ravenously. Just a couple of feet above my head. Then I guess it chomped into something tough, because it yanked.
And that yanking lifted the big dinosaur's weight off me for a second.
I was out!
I rolled. I jumped to my feet.
"Ooof!" I went down. My legs had gone numb from being pinned. I could move them, but -