“Don't Leave Any Food On Your Plate”. The giraffes at Nairobi's Giraffe Manor are totally at home with humans. They will eat out of your hand, or even off your plate. Photo location: Giraffe Manor, Nairobi, Kenya. (Photo and caption by Gavin Werbeloff/National Geographic Photo Contest)

A billboard for JELL-O stands at the corner of Grand Street and West Broadway on August 2, 2011 in New York City. The billboard acts as a mood-meter by analyzing Twitter and guaging the number of happy and sad emoticons used at any given moment, causing the billboard's face to change between a smile and a frown. (Photo by Andrew Burton/Getty Images)

An young exhibitor chases his wayward pig during the Great Yorkshire Show on July 12, 2011 in Harrogate, England. The annual Great Yorkshire Show has attracted a record number of 12,700 livestock entries over the three day event. The show now in its 153rd year is Britain's leading agricultural gathering, where over 125,000 visitors come to celebrate the farming community and their way of life. (Photo by Christopher Furlong/Getty Images)

With their affinity for hunting, sneaking, and hidden blade-like retractable claw, cats are really the assassins of the animal world. They're not as intimidating when they're kittens dressed up as assassins from the upcoming Assassin's Creed Unity, but what they lack in deadliness they more than make up for in cuteness. YouTube user Mr.TVCow posted the video, in which four hooded kittens hunt down a french soldier, much like like in a number of trailers for Assassin's Creed Unity. They use their eagle vision ability, parkour after their target, and perform lethal aerial assassinations, and yes, it's as unbearably adorable as it sounds.

Children play at the Ryoji Ikeda exhibition “the transfinite” at the Park Avenue Armory on June 10, 2011 in New York City. The audio visual installation, which will close after tomorrow, features two back-two-back screens displaying a continual loop of sounds, fragments of numbers and strobe-lit patterns that echo the Japanese artist's interest in mathematics, the subconscious and the digital world. (Photo by Spencer Platt/Getty Images)

“David Stoker creates images that tell a story. Rich and atmospheric, his images stop a moment in time letting the viewer decide, or wonder, just what each character is doing. David's work has been recognized in the 2011 Communication Arts Photo Annual, Communication Arts Fresh online, Graphis 100 Best in Photography 2012, PDN’s Photo Annual (2009, 2011), Luezer's Archive, and the International Photography Awards (IPA's – 2009, 2010)”.

Thailand`s Rangsit University is a private institution of higher education with the primary aim of creating graduates in different areas of study, focusing mainly on science, technology, design and management. But what makes this university renowned around the world is its colorful campus, with trees and bushes painted to beautify the campus. Though in 2011 the plants were significantly damaged in one of Thailand’s worst floods in five decades, they continue to enliven the atmosphere at the university.

A man speaks on his mobile phone on May 31, 2011 in New York City. In a new report by 31 scientists meeting at the World Health Organization's International Agency for Research on Cancer (WHO/IARC) it was found that using a mobile phone may increase your risk for certain kinds of brain cancers. While further scientific work will be conducted, the group of scientists from 14 countries classified cell phones in the carcinogenic category 2B, which is similar to the pesticide DDT and gasoline engine exhaust. (Photo by Spencer Platt/Getty Images)