Traditionally the grey squirrel has attempted to drive its red relative away, forcing them into hiding but now the battle has intensified thanks to the more widespread addition of the black squirrel.
Scientists claim that the testosterone-charged black variety is fitter, faster and more fiercely competitive than both reds and greys and appears to be spreading across England.
They are the result a single DNA mutation in their fur, darkening their colour, increasing their aggression levels as well as making them more attractive to female greys, leading researchers to believe that they could overrun the country. But what about the other beasts in our backyards, and what can we do to deter them?
Tools designed to ensure computer code in smart cars does not crash has been inspired by hungry penguins.
The rounded sleeping capsules send guests drifting into ocean before arriving on desert island by morning.
Sitting on the saddle activates the part of the brain responsible for learning, a study has claimed.
Scientists are appealing for more people to donate their brains for research after they die.
Life on Earth may have arrived from Mars on an asteroid, scientists have claimed.
Lunar mission scheduled at the end of 2017 could find out if beer can be brewed on the moon.
A bottle used to teach children how far litter can travel ended up on Scottish beach after 8,700-mile journey.
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