What’s the function of insects’ antennae?

The antennae of insects have several important functions:

Olfaction

Antennae are used for smelling. Insects use their antennae to detect odors in their environment, which is critical for finding food, recognizing potential mates, and avoiding predators.

Tactile Sensation

Antennae can also function as touch receptors. Insects can use their antennae to sense physical contact with objects or other insects, which is important for navigation, mating, and social interactions.

Hearing

In some species, antennae play a role in hearing. Insects don’t have ears like mammals do, but they can detect sounds through vibrations. Antennae can help to pick up these vibrations, allowing insects to hear.

Thermoreception

Antennae can also be used for sensing temperature changes in the environment, which is important for finding suitable habitats and avoiding extreme temperatures.

Equilibrium

Antennae can serve as balancers, helping insects maintain their balance and orientation as they move through their environment.

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olfaction

/ɒl'fækʃәn/
sense of smell
嗅觉

tactile

/ˈtæktl/
relating to your sense of touch
触觉的

tactile sensations
触觉

vibration

/vaɪˈbreɪʃn/
a continuous shaking movement or feeling
震动

equilibrium

/ˌiːkwɪˈlɪbriəm/
a state of balance