Ant antennae provide chemical ID
![Meat ants, Iridomyrmex purpureus](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2016/04/ticker_meat-ants_free.jpg?fit=860%2C460&ssl=1)
Meat ants, Iridomyrmex purpureus, use their antennae to send and receive chemical signals.
Steve Shattuck/CSIRO (CC BY 3.0)
Meat ants, Iridomyrmex purpureus, use their antennae to send and receive chemical signals.
Steve Shattuck/CSIRO (CC BY 3.0)