For Spiracle we have terms and definitions in 5 topics. The topics are Ecology, Entomological, Insect, Pests and Spiders.

Spiracle (Ecology)

One of many holes on the abdomen of an insect, used to breathe air.

Spiracle (Entomological)

One of the breathing pores - openings of the tracheal system - through which diffusion of gases takes place. They usually occur on the third thoracic segment and all the abdominal.

Spiracle (Insect)

One of the breathing pores - openings of the tracheal system - through which diffusion of gases takes place. They usually occur on the third thoracic segment and all the abdominal.

Spiracle (Pests)

A breathing pore. Each segment of an insect's body has at least two spiracles on the lateral sides through which air enters the tracheae. These paired lateral openings lead from the exterior into the respiratory system of insects. The respiratory system has ducts (tracheae) throughout the body.

Spiracle (Spiders)

A breathing pore or orifice leading to tracheae or book lungs.The opening of the tracheae on the underside of the abdomen.

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