Hummingbirds only use their legs and feet to perch. It's an ornithological fact. You will never see a hummingbird walk between spots, only taking off and landing expertly. It looks like this:
Unlike quail, who prefer to run away from predators and thus are the "french fries of the bird kingdom" as one Wildlife Biologist put it, hummingbirds have pretty useless legs.
With love & nothing else,
Rock Rat