It is common practice on factory farms to cram animals into cages so small the animals can’t even turn around or extend their limbs.

• Veal crates
  In order to produce veal, most calves are taken from their mothers when they are just hours or days old and then tethered by their necks in crates too narrow for them to turn around or even lie down comfortably. Virtually immobilized and prevented from engaging in natural behavior, they suffer immensely.
• Gestation crates