Guardian: Robins are one of Britain’s popular birds hatching their eggs earlier because of climate change. Photograph: Sue Tranter/RSPB Climate change is making British birds lay their eggs earlier in the year, according to a major survey of how common species are changing their behaviour to cope with warmer temperatures. Analysis of 30,000 nests shows that birds such as the chaffinch and the robin are laying their eggs about a week earlier than in the 1960s. A similar pattern has been …