The migration of the painted lady has long fascinated scientists, artists and nature lovers alike. The longest butterfly migration on earth, it sees millions of these delicate creatures travel from the desert fringes of north Africa, across thousands of miles of land and sea, before settling in the UK. However, the migration has never truly been understood, the mysteries of the painted lady never unravelled - until now. This documentary reveals the secrets of this extraordinary phenomenon. Observed, investigated and analysed by presenter Martha Kearney and entomologist Dr James Logan, it employs groundbreaking techniques to unlock the secrets of the painted ladies.

The migration of the painted lady has long fascinated scientists, artists and nature lovers alike. The longest butterfly migration on earth, it sees millions of these delicate creatures travel from the desert fringes of north Africa, across thousands of miles of land and sea, before settling in the UK. However, the migration has never truly been understood, the mysteries of the painted lady never unravelled - until now. This documentary reveals the secrets of this extraordinary phenomenon. Observed, investigated and analysed by presenter Martha Kearney and entomologist Dr James Logan, it employs groundbreaking techniques to unlock the secrets of the painted ladies. At a time when more than a third of Britain's butterfly species are classed as under threat of extinction or have already vanished, it documents the largest butterfly migration into the UK.

A Hong Kong cop finds himself up to his neck in trouble when he encounters a tricky bunch of crooks and triads.

Italian filmmaker Carmine Gallone was still in his "operetta" mode when he helmed 1938's Il Sogno di Butterfly (Dream of the Butterfly) Maria Cebotari plays opera diva Rosa Belloni, currently starring in a production of Puccini's Madama Butterfly. The plot thickens when Rosa's backstage life begins to mirror the travails of the character she is portraying. The climax comes when Harry Peters (Fosco Giachetti), the American father of Rosa's illegitimate child, returns after four years with his new wife in tow, leading inexorably to a doleful ending both on- and offstage. Critics complained about the substandard photography in Il Sogno di Butterfly, but this might have been due to poor laboratory work.