Defence tactics: These violent snails whack their predators

Defence tactics: These violent snails whack their predators

Unusually aggressive snail behaviour has been observed in Japan and the far east of Russia. Two species have been found that don’t retreat into their shell when they sense a predator, but instead swing their shell at it to make it go away. Researchers in Japan and Russia found that these active defence methods in the two species evolved independently of each other. Nov 17, 2016
Suicide bomber kills four in Afghanistan capital

Suicide bomber kills four in Afghanistan capital

A suicide bomber on a motorbike killed at least four people by detonating a device in Kabul, Afghanistan, on 16 November. Several others were also injured in the attack that targeted a vehicle carrying national security officials. An interior ministry official confirmed the incident but could not immediately say how many people had been killed or wounded. There has been no immediate claim of responsibility for the attack. Nov 16, 2016