Algae have been dubbed the 'green gold'. Could it be a future energy resource? Plus: 10 million fruit bats converge on one forest in Zambia AND: how a zoo in Switzerland is seeking to emulate conditions in the wild for its elephants.
Stuttgart's Wilhelma Zoo is using surplus pine trees to feed its elephants and other herbivores after Christmas. The trees are "not much of a treat," but breaking them down is fun for the elephants, officials say.
A dilapidated truck and trailer with two elephants and two horses on board has been stopped by police in Austria. The German driver was taking his cargo on a 1,000-kilometer trip to Budapest.
The camel's hump is perhaps its defining feature. It's not just an anatomical oddity but a brilliant bit of evolution.
From making paper out of elephant dung to building homes with used cardboard, eco@africa has featured a range of inventive recycling ideas. Here are our top five innovations doing their bit for the environment.
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