Insects have two of these on their head to help sense their environment

Answer of Word Craze Insects have two of these on their head to help sense their environment

This is a tricky question of Word Craze which last appeared on Level 501. Meanings or answers can change from time to time with each game update if you noticed a change on the answer of this clue please do let us know by commenting below so we can fix it A.S.A.P.
The solution below is:

For other clue answers of Level 501 Word Craze Level 501 Answer open the the level link.