JirboMatch, which jazzes up the familiar game of "Memory" with images of cartoon farm animals, is the most popular of more than 730 iPhone applications listed on Apple's Web site.

FORBES: iPhone Apps In The Works

Three pairs of chimps played this game, and the results revealed that the animals had a tendency to offer a fair and equal share of the food reward.

BBC: Sharing: Chimp study reveals origins of human fair play

As with the human version of the game, if the partner accepted the token, both animals received their reward.

BBC: Sharing: Chimp study reveals origins of human fair play

The data that he and his team have collected suggest the animals plan their moves with guerrilla-like precision, sprinting from the safety of one game reserve to another under cover of darkness and spending as little time as possible in the poacher-infested areas in between.

ECONOMIST: Elephant behaviour

Britons abhor cruelty to animals, even when it is other animals that are being cruel, which means after the publication of the Burns report that the game is probably up for the nation's foxhunters.

ECONOMIST: The end of foxhunting

The genre is technically known as a Tactical Role Playing Game, meaning that one of the primary game activities is to collect different types of soldiers (in our case, a crew of odd-ball talking animals and mythological creatures) and field them in tactical battles (ship raids and prison breaks).

FORBES: Move up http://i.forbesimg.com t Move down