Domesticated birds don't automatically know how to do what those in the wild do. Sure, there are instincts at play that may lend a hand—or talon!—but ultimately, it comes down to their environment, ...

On any ordinary day in Majengo Sokoni, a bustling market in King'orani, Mombasa, the run of daily hustle is the norm. Traders squeeze through narrow aisles to offload goods as money change hands ...