How to Say "feeler" in Spanish
The Spanish word for “feeler” is “antena” — B1 level.
English → SpanishB1
nounB1
sensory organ of an animal

Examples
La hormiga usa sus antenas para oler.
The ant uses its antennas to smell.
Ese escarabajo tiene unas antenas muy largas.
That beetle has very long antennas.
A la mariposa se le rompió una antena.
The butterfly broke an antenna.
Possessive Clarity
When talking about an insect's antennas, we often use 'sus' (its/their) to show who they belong to.
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