Given the task definition and input, reply with output. In this task, you are given a text which is the body of a document. You are given a question and options. Pick the correct number. Don't generate anything else apart from the numbers provided in options.

Context: Eupithecia unicolor is a moth in the Geometridae family. It is found from British Columbia south to California.The wingspan is about 21 mm. The forewings are violaceous with two black oblique cross lines. Adults have been recorded on wing from May to November.The larvae feed on Juniperus scopulorum Thuja plicata and Chamaecyparis nootkatensis. The larvae are twig mimics. They are mottled yellowish green with a brown head. Full-grown larvae reach a length of about 20 mm.
Question: The document can be classified to which topic?
Options: 1)Building, 2)Album, 3)Animal, 4)Village
3