The rule of thumb for nail length is that when your pet is standing on even ground, the nails are not in contact with the surface. (petsmagazine.com.sg)
Increase heat to medium - high and carefully place chicken halves, skin side down, in skillet, pressing down so skin makes good contact with surface of pan. (bonappetit.com)
When the gripping pad lightly touches part of an object, only the very tips of the hairs make contact with that surface. (sciencedaily.com)