WAnimal product
WAnimal glue
WAnimal source foods
WBile bear
WBoiling down
WCatgut
WColostrum
WConservation and restoration of bone, horn, and antler objects
WCoral reef
WCrocodile skin
WDried cat
WGelatin
WGlucagon
WHorn (anatomy)
WInsulin
WJackal's horn
WJell-O
WPhenylalanine
WRabbit's foot
WShofar
WCatgut suture
WWax