On all fours

A bulky form was seen rising aft, and began marching on all fours with the movements of some big cautious beast.

He was on all fours, with three children on his back, riding him for a horse.

The paternal longing ran on all fours with her own desire.

While he brought the ink to the bedside, I read the form and found it on all fours with what he had said.

The new law was precisely on all-fours with the Homestead Act.