WWTBut the global population is also declining fast, with threats from:deliberate killinglead poisoning the loss of wetland habitatThis year has broken many temperature records, with the unseasonably hot weather making its mark on the natural world, from jellyfish to birds. Boom in unusual jellyfish spotted in UK watersMigratory birds ‘in freefall’ over climate changeThe fate of swans returning to Slimbridge is one of the longest-running studies of a single species in the world.Since Sir Peter Scott’s first observations 60 years ago, more than 10,000 swans have been recorded.Follow Helen @hbriggs.Related TopicsSlimbridgeClimateEnvironmentBirdsGloucestershire
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