Stunning drone video has captured two massive humpback whales in Antarctica creating a Fibonacci spiral, otherwise known as the "Golden Spiral," to create a bubble net and capture prey.

Turing was trying to explain why the number of clockwise and anticlockwise seed spirals in a sunflower head followed numbers in the Fibonacci series — 1, 1, 2, 3, 5, 8, 13, 21, 34 etc — where ...