Forms of Development

Through insect evolution there has been a trend toward increasing functional and structural divergence between juvenile and adult stages. Juvenile insects have become more concerned with feeding and growth, whereas adults form the reproductive and dispersal phase. This specialization of different stages in the life history became possible with the introduction into the life history of a pupal instar, though the latter's original function was

628 probably related specifically to evagination of the wings and development of the wing musculature (Chapter 2, Section 3.3).

In modern insects three basic forms of postembryonic development can be recognized, described as ametabolous, hemimetabolous, and holometabolous, according to the extent of metamorphosis from juvenile to adult (Figure 21.4).

Beekeeping for Beginners

Beekeeping for Beginners

The information in this book is useful to anyone wanting to start beekeeping as a hobby or a business. It was written for beginners. Those who have never looked into beekeeping, may not understand the meaning of the terminology used by people in the industry. We have tried to overcome the problem by giving explanations. We want you to be able to use this book as a guide in to beekeeping.

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