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During the embryonic stage of many insects and the postembryonic stage of primitive insects, 11 abdominal segments are present. In modern insects there is a tendency toward reduction in the number of the abdominal segments, but the primitive number of 11 is maintained during embryogenesis. Variation in abdominal segment number is considerable.
English: Insect anatomy scheme Tagmata A- Head B- Thorax C- Abdomen antenna; ocelli (lower) ocelli (upper) compound eye; brain (cerebral ganglia) prothorax; dorsal artery; tracheal tubes (trunk with spiracle) mesothorax; metathorax; first wing; second wing; mid-gut (stomach) heart; ovary; hind-gut (intestine, rectum & anus) anus; vagina ...
An insect uses its digestive system to extract nutrients and other substances from the food it consumes. [3]Most of this food is ingested in the form of macromolecules and other complex substances (such as proteins, polysaccharides, fats, and nucleic acids) which must be broken down by catabolic reactions into smaller molecules (i.e. amino acids, simple sugars, etc.) before being used by cells ...
Insect anatomy A- Head B- Thorax C- Abdomen 1: antenna 2: ocelli low 3:ocelli hight... etc. OK, so I'm a sucker for a good diagram. A couple of days ago I landed on insect whilst trying to identify a little beast in a photo I took. I was taken with this diagram, which by chance had only been added earlier that day by Polish contributor User ...
Original – Anatomic Diagram of an insect; individual labels are in the article and on the description page Old PNG Reason Highly educational, with good EV Articles in which this image appears Insect morphology, insect FP category for this image Wikipedia:Featured pictures/Diagrams, drawings, and maps/Diagrams Creator Piotr Jaworski
Calyx (anatomy) Campaniform sensilla; Cenchrus (insect anatomy) Cercus; Cervix (insect anatomy) Chordotonal organ; Clasper; Clypeus (arthropod anatomy) Coeloconica; Composition of the protocerebrum; Comstock–Needham system; Corium (entomology) Cornicle; Corpus allatum; Crista acustica; Crop (anatomy) Cryptonephridium; Cucullus
Here are some of the mot common bug, insect and spider bites you might be dealing with — and insect bite pictures to help you figure out what type of creature is responsible. Tick bites
In some groups, the females are flightless and have reduced wings. The abdomen has ten segments connected with movable inter-segmental membranes. The last segments of the abdomen form the external genitalia. The genitalia are complex and provide the basis for family identification and species discrimination. [7]