Saturday, 16 September 2023

MINING HAZEL


Minute leaf miners scribed this pattern on half a hazel leaf.  
They are the larvae of a very small micro-moth, the hazel leaf miner, (Stigmella microtheriella), with a wingspan of 3-4mm.

Photo: Stephen Thorpe, uk.inaturalist.org

 I wonder why they either couldn't or wouldn't cross the main central vein.

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