Antarctica's top land predator is 0.1 cm long

Lurking among rocks on the Antarctic Peninsula, the most aggressive land predator on the frozen continent is on the prowl - for microscopic prey.

Animals such as lions, crocodiles or snakes thrive elsewhere on the planet, but Antarctica's most fearsome land predator is a reddish bug.

Scientists are stepping up their study of these tiny creatures in Antarctica for possible early warnings about how climate change may disrupt life around the planet in coming decades.