British dragonfly numbers soar as warming climate attracts new species

Study finds 40% of resident and regular migrant dragonflies and damselflies have increased in number since 1970

Six new species of dragonfly have colonised Britain in the last 25 years as dragonflies and damselflies boom in a warming climate.

More than 40% of resident and regular migrant dragonflies and damselflies have increased in number since 1970 with just 11% declining, according to a study of 1.4m dragonfly records.