Climate change is NOT to blame for birds shrinking in size, scientists say
Climate change is not to blame for North American migratory birds shrinking in size, a new study claims. Researchers at the University of Michigan analysed more than 70,000 migratory birds that had been collected after they’d collided with buildings since the 1970s. There had been ‘statistically significant’ reductions in the birds’ body size, while their wings had got a … Read more