The hemlock wooly adelgid is a whitish, pin-head-sized insect which defoliates hemlocks by attaching itself to the base of the needles and sucking the sap.
Grant Barrett
Linguist, lexicographer, radio host, public speaker
The hemlock wooly adelgid is a whitish, pin-head-sized insect which defoliates hemlocks by attaching itself to the base of the needles and sucking the sap.