Turkish football fans are famed for their raucous passion, and the Turkish Football Federation punishes violent behaviour by making the team play without an audience. But from this week they have moderated that rule, to allow women and children to watch sanctioned matches.

In the eight hours of relaxed chat between Jacqueline Kennedy and an historian some candid moments reveal strong opinions of world figures.

To the fiddler crabs, the Australian mudflats in the north of the country are a heaving dance floor, where a male must rely on his moves to attract a mate.

Coral is an animal that thrives in shallow water, where it can absorb vital sunlight, but that also makes it vulnerable to strong ultraviolet rays.