Competitors release their hens during the World Championship Hen Racing Championships in Bonsall, Britain August 1, 2015. (Photo by Darren Staples/Reuters)

Charlotte Gibson age 14 waits to race her hen Blossom during the World Championship Hen Racing Championships in Bonsall, Britain August 1, 2015. (Photo by Darren Staples/Reuters)

An organiser marks up the running order before the World Championship Hen Racing Championships in Bonsall, Britain August 1, 2015. (Photo by Darren Staples/Reuters)

A boy reacts as a hen fails to leave the starting line during the World Championship Hen Racing Championships in Bonsall, Britain, August 1, 2015. (Photo by Darren Staples/Reuters)

Hens make their way down the track during the World Championship Hen Racing Championships in Bonsall, Britain, August 1, 2015. (Photo by Darren Staples/Reuters)

Visitors watch a heat during the World Championship Hen Racing Championships in Bonsall, Britain, August 1, 2015. (Photo by Darren Staples/Reuters)

Eggs are sold as starter kits during the World Championship Hen Racing Championships in Bonsall, Britain, August 1, 2015. (Photo by Darren Staples/Reuters)

The crowd react as a hen crosses the finishing line to win its heat during the World Championship Hen Racing Championships in Bonsall, Britain, August 1, 2015. (Photo by Darren Staples/Reuters)

Competitors wait to release their hens during the World Championship Hen Racing Championships in Bonsall, Britain August 1, 2015. (Photo by Darren Staples/Reuters)

A man drinks beer as he watches the World Championship Hen Racing Championships in Bonsall, Britain, August 1, 2015. (Photo by Darren Staples/Reuters)

The crowd react as a hen crosses the finishing line to win its heat during the World Championship Hen Racing Championships in Bonsall, Britain, August 1, 2015. (Photo by Darren Staples/Reuters)

Competitor Matt Beech walks the track before his hen's heat during the World Championship Hen Racing Championships in Bonsall, Britain, August 1, 2015. (Photo by Darren Staples/Reuters)

A hen named “Cooked it” wins the World Hen Racing Championships in Bonsall, Britain, August 1, 2015. (Photo by Darren Staples/Reuters)

Jack Allsop-Smith (R) aged 7 celebrates with his hen “Cooked it” after winning the World Hen Racing Championships in Bonsall, Britain, August 1, 2015. (Photo by Darren Staples/Reuters)