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The College Board advises that students choosing AP English Language and Composition be interested in studying and writing various kinds of analytic or persuasive essays on non-fiction topics, while students choosing AP English Literature and Composition be interested in studying literature of various periods and mediums (fiction, poetry, drama ...
A general term for a structure by which an object hangs (from Greek language kremastos, meaning "hung up"); for example in entomology: in some Lepidoptera, including most butterflies, the pupa attaches to a surface by the cremaster, a structure at the tip of the pupal abdomen. The cremaster is the homologue of the anal plate of the caterpillar.
Insects can be identified by examining the type of food and the character of the damage done in the absence of the insect itself, which helps determine what type of control is needed. Having an insect specimen and accurately identifying it can lead to eradication, and ultimately, prevention. [citation needed] Foods commonly infested include:
The threat to aspens is so great that researchers see a future where the trees no longer grow in the Southwest.
Insects are responsible for two major forms of damage to crops. First, there is the direct injury they cause to the plants as they feed on the tissues; a reduction in leaf surface available for photosynthesis, distortion of growing shoots, a diminution of the plant's growth and vigour, and the wilting of shoots and branches caused by the ...
In the past, the term insect was less specific, and historically the definition of entomology would also include the study of animals in other arthropod groups, such as arachnids, myriapods, and crustaceans. The field is also referred to as insectology in American English, while in British English insectology implies the study of the ...
A giant water bug attacking a fish. Insect ecology is the interaction of insects, individually or as a community, with the surrounding environment or ecosystem. [1] This interaction is mostly mediated by the secretion and detection of chemicals (semiochemical) in the environment by insects. [2]
Another example is the crutching of sheep, which involves the removal of wool from around the tail and between the rear legs, which is a favourable environment for the larvae. Another, more permanent, practice that is used in some countries is mulesing , where the skin is removed from young animals to tighten remaining skin – leaving it less ...