[2] There are several types of chew toys made from different materials, including rawhide, wood, paper, and mineral.
Some parents give human infants a similar toy called a teether to help soothe inflamed gums during teething.
[7] Chew toys made of leather are not recommended for dogs as they cannot be properly digested in the stomach, and risk causing intestinal obstruction.
[8][9][10] Wooden chew toys are made of soft, non-poisonous wood, and are often coated in bright, vegetable-based dyes or paints.
These range from flavored fruit-shaped blocks, for birds to ice cream cone-shaped treats for rabbits.