29/05/2026
The 9,000-mile relay race landing on our cliffs this week... 🦋🌬️
If you catch a flash of brilliant orange, black, and white dancing over the coastal thrift around Bull Bay, you are witnessing an astonishing feat of endurance. This is the Painted Lady, a butterfly that executes a monumental, multi-generational journey across continents. 🌍
The incredible truth? The butterflies landing in Anglesey right now are the great-grandchildren of the ones that left the UK last autumn. No single butterfly makes the whole trip—it is an unbroken chain of inherited, genetic memory.
In today’s Substack field guide, we're diving into:
⚓ The Soul’s Wayfarer: The old maritime superstition that viewing these butterflies on a mast blessed sailors with fair winds.
🩺 Saccadic Snapping: A physician’s look at how their erratic, zig-zagging flight path short-circuits the vision of predatory birds.
🥖 The Tiger-Paste Crust: Why their mottled wings are the ultimate blueprint for a perfectly executed Dutch Crunch bread.
Want the link to the full coastal field guide? Just click on the link in comments 🧢👇