Swirling water and sand create amazing aerial images of river deltas across Iceland .

Thousands of people are gathering at a stadium in Johannesburg for a memorial service for Nelson Mandela .

FLAUNTING its new accessory, a fashionable green dumpy tree frog poses for the camera while wearing a SNAIL as a hat .

THIS alien-like bug would look more at home in outer-space but it can actually be found wriggling around here on Earth .

PERCHING on top of a gate, this young barn swallow waits patiently for his mum to return with dinner .

AN expectant mum suffered crippling contractions lasting a gruelling two months, due to complications from a rare condition .

A soap bubble lands on the frosty ground and creates a shimmering snow globe as crystals form around it .

IN a galaxy far, far away, this collection of stunning interstellar formations will leave you STARSTRUCK .

An adorable black bear cub struggles to find the perfect spot for an afternoon nap as he wriggles around on the branch of a maple tree .

A former chocolate addict, who used to gobble more than a THOUSAND bars a year, has shed an astonishing 10st after giving up her favourite treats .

With the vivid red smoke billowing into the sky amid the misty sand dunes, these are the blissful views provided at the break of dawn at a volcano .

NOT YOUR everyday selfie, this plucky diver poses with some of the scariest predators in the ocean .