Free images results:
 

Feeler pictures, stock photos and images

 
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Antennas Stock Images
Author: Ichtor
Crayfish Royalty Free Stock Photography
Author: Kuksin
Snail Royalty Free Stock Photo
Author: Tiniiiii
 
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Also, here are some commercial RF-licensed images that match your search criteria:  
Katydids Royalty Free Stock Image
Author: Laozhang
GRASSHOPPER Stock Photography
Author: Fpf
Bee Stock Image
Bee
Author: Alle