spiracle

the spiracle allows air to enter the respiratory system.

fish use spiracles to breathe while resting on the ocean floor.

insects have spiracles along their bodies for gas exchange.

the spiracle's function is crucial for survival in many species.

some reptiles have spiracles that help them breathe underwater.

spiracles can be found on the heads of certain fish.

scientists study spiracles to understand animal respiration.

the spiracle opens and closes to regulate airflow.

some insects can control the size of their spiracles.

damage to the spiracle can affect an animal's ability to breathe.