He has eight legs with which to step on the plate. I am sure he will manage.

4 seconds sound clip from the Attack of the Crab Monsters (1957) movie soundboard.

You can hear this line at 00:45:56.453 in the DVD version of the movie.

Quote context

[...]

- Ha, it works!

- Well, sure it does, doctor. Easier to build than a model airplane.

- The charge must be just strong enough to de-energize the crab long enough for us to remove the claws and cage it, but not strong enough to kill the thing.

- That's fine, Karl, but how do we get the crab to step into it?

- Apparently the creature sleeps by daytime.

- We must take the arc and place it in one of the well-traveled cave routes.

- He has eight legs with which to step on the plate. I am sure he will manage.

- Yes, but you better select a new approach to the cave. The beach entrance is completely underwater, and the pit is...

- He is using the dynamite. We must hurry.

- You've already lowered the electric eyes into the cave?

- Yes, you must place them either side of one of the upper caves.

- The lower caverns will be flooded by now.

[...]