@GinevraCat @ehtelescope I only one time saw one in my whole lifespan, in La Palma Island.
Hypothesis: these crazy creatures are astro addicted too.

Btw Star Island La Palma: Starmus Festival speaker lineup is out now, highest nobel laureate density outside Oslo. La Palma + Tenerife, oct 17-22. Last years event was inspiring. Free entrance, visitor regiatration at starmus.com.
CU