
Above Isla Bolanos, a small rocky outcrop in the sea off north-west Costa Rica, magnificent frigatebirds wheel in wide circles; closer to ground level, their adolescent offspring make short excited flaps across the nesting ground. And in the bay behind them, a single, brightly coloured wing swoops and dives, lifting a lone figure through the air with marvellous height and speed. Da Vinci would .. more …














