Memory Possessive Nouns - Sing & PlurVersión en línea Learn and revise the difference between plural and singular nouns with regard to possessive nouns. por Pauline Borg the spikes of the hedgehogs the whiskers of the fox the beak of the woodpecker the owl's eyes the bear's fur the antlers of the red deer the fox's whiskers the owls' eyes the squirrels' tails the fur of the bear the eyes of the owl the whiskers of the foxes the woodpecker's beak the red deer's antlers the foxes' whiskers the eyes of the owls the hedgehogs' spikes the bears' fur the tails of the squirrels the fur of the bears