EarthWildlife numbers more than halve since 1970s in mass extinction Mammals, birds, fish, amphibians and reptiles from around the world have seen 58 per cent fall in population - with the 2 per cent drop in numbers a year continuing 51¶¯Âþ
TechnologyDetective gulls sniff out illegally dumped trash from the skies Attracted by the smell of ripe organic waste, seagulls fitted with GPS trackers led scientists to hard-to-spot illegal dumping sites 51¶¯Âþ