Well, it is your knowledge now!Otep wrote: ↑Wed May 25, 2022 7:25 pmMy learning of the day Ade and what a cracking factoid that is. Cheers ! As ever I shall say that casually in conversation as being my own knowledge.adrian riley wrote: ↑Wed May 25, 2022 10:08 am Hi, Gang
The 'hairy knees' in the genus Pyrgus are erectile pencils of scent scales found in the males and are used for chemical communication during courtship.
Cheers, Ade
Ade