i have n't any objection to those cow 's heads , very tasty , but i would be glad of a side of beef , or perhaps two , '' he added , with a slantwise look at kulingile-who had at last stopped getting longer , but had only just yesterday sprouted the beginnings of a pair of horns , much to everyone 's bafflement : neither the chequered nettle nor the parnassian , his progenitors , possessed any similar adornments .