Browncowsmaynotactuallymakechocolatemilk,butpinksilkwor...
问题详情:Browncowsmaynotactuallymakechocolatemilk,butpinksilkworms(蚕)doproducepinksilk,ateamofscientistshasdiscovered.Toseeiftheycouldproducepredyedsilk—silkthatcomescolored,straightfromthesource—...