The day in pictures - Friday 1 March 2013

A plane from the Blue Angels squadron flies upside down during an air show. Credit: Reuters

Madrid, Spain

Contortion artists perform during the Cirque du Soleil's Kooza show in the Spanish capital.

Tuscaloosa, USA

Captain Greg McWherter, commanding officer and flight leader for the US Navy flight demonstration squadron of the Blue Angels, leads a formation of F/A-18 Hornets during the Tuscaloosa Regional Air Show in Alabama.

A plane from the Blue Angels squadron flies upside down during an air show. Credit: REUTERS/US Navy

Twycross Zoo, England

A construction worker's hat sits on a Coelophysis dinosaur during its arrival at Twycross Zoo. Fifteen dinosaurs are the main feature of a brand new attraction that opens in Easter.

Dinosaur Valley at Twycross Zoo. Credit: Rui Vieira/PA Wire

Benghazi, Libya

Mohammed Al Ramly, 22, performs a break dancing move during a competition in Benghazi.

An impressive trick during a break dancing competition. Credit: REUTERS/Esam Al-Fetori

Smorgon, Belarus

A Belarusian military instructor trains his dog at a centre that prepares the animals for guarding the country's border. Puppies and dogs that do not meet the requirements are sold to civilians.

A puppy is trained at a Belarusian centre. Credit: REUTERS/Vasily Fedosenko

Jerusalem, Israel

A man dressed in a Batman costume roller-blades near the Old City during the Jerusalem Marathon.

Around 20,000 people took part in the Jerusalem Marathon. Credit: REUTERS/Ronen Zvulun

Stanford-le-hope, England

A boat sails on the Thames Estuary near Standford-le-hope, which is to the east of London.

A boat sails on the Thames Estuary. Credit: REUTERS/Stefan Wermuth