Assertion: cockatoo's toy | /r/MadeOf | leather
Facets:
Source sentences:
text: Cockatoos have strong beaks and jaws, so it's essential to provide plenty of safe toys made of wood or leather that allows them to exercise their jaw muscles and satisfy the natural chewing instinct.
text: Wooden toys, as well as toys made of leather and sturdy hemp twine or plastic rope, will give the bird an outlet for using its substantial reserves of energy.