That symmetry you are talking about, is something important. Pitbulls were symmetry 99% of the time. Now we got bullys that lost the symmetry big time. When you look at a real pitbull, the head is simetric with the body lenght. No over head and no short legs.
Bilateral symmetry
Lateral Symmetry.
bilateral symmetry
turn symmetry
Radial Symmetry
Bilateral symmetry.
Bilateral symmetry. All humans have bilateral symmetry.
Radial Symmetry
Bilateral symmetry
Bilateral symmetry
Generally radial symmetry
An octopus has bilateral symmetry.