Читать книгу A Guide for the Study of Animals - Worrallo Whitney - Страница 53

Use the same questions for the study of water beetles as for water bugs. In addition answer the following:—

1 Identify the eyes of the whirligig beetle and note their peculiar construction. How can you explain this peculiar form of the eyes on the basis of use? Why are the antennæ of both water bugs and beetles so small?