It began with the starlings. Or, rather, it began in the 1970s with British people leaving out nuts for birds, and then the starlings — being the least timid — turning up to eat them. No one at the time predicted that the outcome would have a big effect on the biodiversity of British birdlife. Indeed, back then no one had really even heard of biodiversity. It is possible that today nearly 200 million birds are supported by the bird tables,…

Source: The Times May 21, 2019 23:02 UTC