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	Green tree ants swarm over oak blue caterpillars but they are not attacking them. They are drinking a sweet liquid that the caterpillars give off especially to attract the ants. The ants act like living armor, shielding the caterpillar from wasps that might lay eggs on it. The ants and the caterpillars are partners in nature.

Canadian Tree Guide

	click image to enlarge		Witch-Hazel

			witch-hazelHamamelis virginiana L.
			Witch-hazel is a small (10 m) tree. It usually grows in clumps. The twig of the witch hazel is used as a divining rod. First Peoples used the bark, twigs and leaves for medicinal properties.

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