A TSUNAMI of predatory fish gather for their annual hunt. Thousands of red snapper fish swarm in-sync through the water with the mission to devour their prey - and spawn while they are at it. The photographs were taken by British photographer Alex Mustard, 37, when he visited Ras Mohammed Marine Park, Egypt. 'This is an amazing event that is happening right now in Egypt,' he said. 'These fish are large predators, often called red snappers or bohar snappers
Swirling water and sand create amazing aerial images of river deltas across Iceland .
It's incredible to think anyone could live in such horrendous squalor - yet two men have been prosecuted for keeping their homes in such revolting conditions that it was no longer fit for their animals .
An Italian photographer travelled to Chile where he visited several star-gazing sites, home to some of the world's most advanced telescopes, located in the spectacular setting of the Atacama desert .
ROLLING across a 65-metre-high viaduct in the Alps, the red carriages of the Bernina Express add a splash of colour to the spectacular snow-covered Swiss surroundings .
Destroyed buildings and overturned cars are seen after a huge tornado struck Moore, Oklahoma, near Oklahoma City, May 20, 2013 .
A small Indian monkey is seemingly gob-smacked after reading the latest stock market news .
BURSTING from the water, a beautiful but deadly Sumatran tiger jumps for food in an Indonesian zoo .
With the full moon looming behind him, this polar bear nestles down for the night .
Kevin Silva, 52 from Indiana in the USA, has spent an estimated £65K ($100K) on Batman trinkets over the years, and even keeps his 2,500-item haul in his very own basement 'Bat Cave' .
BALANCING 30 metres above ground, these slackliners take the expression of living dangerously one step further, by tightrope walking NAKED .