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Sitophilus granarius, grain weevil
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Sitophilus granarius, grain weevil
Scanning electron microscope image of a grain weevil (x 50). Note the elongated snout or rostrum, with the chewing mouthparts at the end. These weevils cannot fly. Artificially coloured by computer
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Alex Alex Ball Arthropod Arthropoda Beetle Chris Chris Jones Coleoptera Curculionidae Curculionoidea Electron Electron Micrograph Grain Hexapod Hexapoda Insecta Jones Micrograph Invertebrata
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1. Title: A Closer Look into the Elaborate Anatomy of the Grain Weevil (Sitophilus granarius): An Intriguing Invertebrate Inhabitant of Grain Storage Facilities 2.. This scanning electron microscope image showcases the intricate anatomy of the grain weevil (Sitophilus granarius), a fascinating member of the beetle family (Coleoptera) and the suborder Curculionoidea, specifically the family Curculionidae and the tribe Dryophthorini. The grain weevil, also known as the granary weevil, is a common pest found in stored grains worldwide. 3. The image reveals the elongated snout or rostrum of the grain weevil, which is an essential feature for its foraging behavior. The weevil's chewing mouthparts are located at the end of the rostrum, enabling it to bore into grains and feed on the stored kernel's contents. 4. Contrary to popular belief, grain weevils are not capable of flying. Instead, they rely on crawling to navigate their environment and locate new food sources. 5. The grain weevil's anatomy is a testament to the intricacies of arthropod biology. As hexapods, they belong to the class Invertebrata and the phylum Arthropoda. Their six legs and segmented body are characteristic of this class. 6. This micrograph, artificially colored by computer, offers a mesmerizing glimpse into the world of these tiny yet significant creatures. The image was captured by Chris Jones and Alex Ball, showcasing their dedication to documenting the natural world. 7. Grain weevils play a crucial role in the agricultural industry, causing significant economic losses due to their ability to infest and damage stored grains. Understanding their anatomy and behavior can aid in developing effective pest management strategies, ensuring the preservation of valuable food resources.
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