Mouth Parts in Insects! 1. Biting and Chewing: This type of mouth parts are supposed to be the most primitive type as the other types are believed to be evolved from biting and chewing type of mouth parts. These consist of the labrum forming upper lip, mandibles, first maxillae, second maxillae forming lower lip, hypo […]
Mouth Parts in Insects (With Diagram)
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Metamorphosis in Insects (With Diagram)
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The following points highlight the three main types of metamorphosis in insects. The types are: 1. Ametabolic Metamorphosis 2. Heterometabolic Metamorphosis 3. Holometabolic Metamorphosis. Type # 1. Ametabolic Metamorphosis: In lower insects (Collembola, Thysanura) the young which hatches from an egg is a miniature of the adult and is called a nymph, it differs from […]
Paragraph on Phylum Arthropoda | Invertebrate Zoology
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The below mentioned article provides a paragraph on Phylum Arthropoda. The phylum Arthropoda (Gr., arthros – jointed + podos = foot) is the largest group of the animal kingdom. Phylum Arthropoda surpasses all others both in number of individuals and in the diversity of their ecological distribution. They have undergone an adaptive radiation for aerial, […]
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