Elementary biology; an introduction to Elementary biology; an introduction to the science of life elementarybiolog00grue Year: 1924 INSECTS AND OTHER ORGANISMS 421 The botflies are representative of a large group of insects that are often injurious to horses and cattle (see Fig. 223). Fig. 222. The codling moth [Caf-pocapsapomonella) a, where the egg is laid on the apple ; /', larva, the ' worm ' of the apple ; c, cocoon; fl', pupa; <', adults. (About natural size) The OX tvarble lays its eggs on the cow. It is not certain whether the larvae work their way through the skin or from the

---

Size: 1728px × 1157px
Photo credit: © Bookworm / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: archive, book, drawing, historical, history, illustration, image, page, picture, print, reference, vintage