Aphids scientific name genus and species
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Aphids
What is an aphid?
Aphids are small, soft-bodied insects that feed by inserting their slender mouthparts into phloem cells, the food conduits of plants. Most aphid species feed on only one species of plant and closely related aphid species tend to feed on closely related species of plants. Once an aphid finds the correct plant species, it simultaneously feeds and reproduces. Offspring settle close to their mothers, spawning large colonies. Newborn nymphs molt four times, each time growing larger but otherwise looking similar to their previous incarnation.
Though small in size and simple in appearance (Figure 1), aphids have played an outsized role in the history of biology. Aphid embryos were first studied by Anton van Leeuwenhoek, who essentially discovered that aphids were parthenogenetic, although he thought they were hermaphroditic. Thomas Henry Huxley, Darwin’s ‘Bulldog’, calculated that in ten generations a single aphid might produce the biomass equivalent to 500,000,000 stout men. Thomas Hunt Morgan, while founding Drosophila genetics, studied aphid cytogenetics
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Aphid
Aphids are small bugs which feed on plants. Aphids cause more plant damage than any other insects.[1] There are over 4,000 different species of aphid.
About 250 species are serious pests for agriculture and forestry as well as an annoyance for gardeners. They vary in size from 1-10 mm long.
Important natural enemies include the predatory lady beetles (Coleoptera: Coccinellidae), hoverflylarvae, lacewings (Neuroptera), larvae of the aphid midgeAphidoletes aphidimyza, crab spiders, and insect-eating fungi like Lecanicillium lecanii.
Aphids are found many places on earth. Aphids are most common in temperate zones. Aphids can travel far in the air. For example, the lettuce aphid spread from New Zealand to Tasmania.[2] They have also been spread by human transportation of infested plant materials.
References
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Aphid
Superfamily of insects
This article is about the insect. For other uses, see Aphid (disambiguation).
Aphids | |
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Aphis nerii | |
Scientific classification | |
Domain: | Eukaryota |
Kingdom: | Animalia |
Phylum: | Arthropoda |
Class: | Insecta |
Order: | Hemiptera |
Suborder: | Sternorrhyncha |
Infraorder: | Aphidomorpha |
Superfamily: | Aphidoidea Geoffroy, 1762 |
Families | |
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Aphids are small sap-sucking insects and members of the superfamilyAphidoidea. Common names include greenfly
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