🦋 Butterfly Coast Flight: Crosswind Drift, Heading Strategy and Nectar Stops

A flock of monarch-type butterflies follows a delta coastline: solve the wind triangle, choose between a fixed heading, a held track or waiting for a tailwind, and see whether the lipid reserve and the nectar stops carry them to the wintering forest instead of out to sea.

3D · Three.js / WebGL renderer · 60 FPS target · runs fully client-side, no install