At last - some good news.

Thirty years ago it was officially declared extinct in Britain.
But the beautiful large blue butterfly has made an astonishing return.
Around 20,000 will be flitting through the countryside this summer as a result of reintroduction efforts, scientists say.
It is one of the world’s most threatened species – and one of the most choosy.

WELCOME BACK!

LINK: http://www.dailymail.co.uk/sciencetech/article-1193247/The-blues-Butterfly-species-reborn-30-years-extinction.html