The following points highlight the six main types of migration in fishes. The types are: 1. Latitudinal Migration 2. Vertical Migration 3. Spawning Migration 4. Feeding Migration 5. Overwintering Migration 6. Shoreward Migration. Type # 1. Latitudinal Migration: This is performed by fishes like barracudas (Sphyraena) and swordfish (Xiphius) of the warm tropical seas. They […]
Migration in Fishes (With Diagram)
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3 Main Species of Cockroach (With Diagram)
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The following points highlight the three main species of cockroach. The species are: 1. Periplaneta Australasiae 2. Blatta Orientalis 3. Blatella Germanica. Cockroach: Species # 1. Periplaneta Australasiae: Periplaneta australasiae (Fig. 73.40 B) is commonly known as Australian cockroach. It was originally a native of Africa but, like other cockroaches, it has now spread to […]
Scorpion: Habitat, Sense Organs and Development
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In this article we will discuss about Scorpions:- 1. Habit, Habitat and Distribution of Scorpions 2. External Features of Scorpions 3. Appendages 4. Body Wall 5. Body Cavity, Musculature and Endoskeleton 6. Digestive System 7. Excretory System 8. Blood Vascular System 9. Respiratory System 10. Nervous System 11. Sense Organs 12. Reproductive Organs 13. Copulation, […]
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