A gosling looks for food in front of a plastic coyote posted ...

(AP) - A gosling looks for food in front of a plastic coyote posted as a scarecrow on a lawn, in Tewksbury, Mass., Thursday, May 15, 2008. The plastic model is designed to scare away geese and keep them off the lawn, but appeared to have little effect on the young bird. (AP Photo/Mary Schwalm)

A young boy plays in Lake Malawi about 100 kilometers east of ...

(Reuters) - A young boy plays in Lake Malawi about 100 kilometers east of the capital Lilongwe,May 14,2008.REUTERS/Siphiwe Sibeko (Malawi)

Surfer Kelly Slater of the U.S rides a wave during the third ...

(Reuters) - Surfer Kelly Slater of the U.S rides a wave during the third round of competition in the Billabong Pro surfing tournament on the legendary reef break in Teahupoo, Tahiti, May 14, 2008. REUTERS/Joseba Etxaburu (FRENCH POLYNESIA)

Yves Rossy, known as the 'Fusion Man,' flies with a jet-powered ...

(AP) - Yves Rossy, known as the 'Fusion Man,' flies with a jet-powered single wing over the Alps in Bex, Switzerland, Wednesday, May 14, 2008. Some people go fishing on their day off. Yves Rossy likes to jump out of a small plane with a pair of jet-powered wings and perform figure eights above the Swiss Alps. The revolutionary human flying machine comes after five years of training and many more years of dreaming. (AP Photo/Anja Niedringhaus)

Polar bear cub Wilbaer plays with his mother Corinna in their ...

(Reuters) - Polar bear cub Wilbaer plays with his mother Corinna in their enclosure at the Wilhelma zoo in Stuttgart during his first appearance April 16, 2008. REUTERS/Alex Grimm (GERMANY)

Rainy Sofia : A silhouette of a man with an umbella is pictured ...

(AFP) - Rainy Sofia : A silhouette of a man with an umbella is pictured through a rainy window while he passes the golden-domed Alexander Nevsky cathedral in Sofia. (AFP/Boryana Katsarova)

Tulips are in full blossom at the Statehouse in Montpelier, ...

(AP) - Tulips are in full blossom at the Statehouse in Montpelier, Vt., Tuesday, May 13, 2008. (AP Photo/Toby Talbot)

Fuga Magister : Israeli air force jets Fuga Magister fly over ...

(AFP) - Fuga Magister : Israeli air force jets Fuga Magister fly over the President house in Jerusalem as part as celebrations of Israels 60th anniversary. (AFP/Brian Hendler)

Li Ting, left, and Zhao Qinxin, both of China, perform at the ...

(AP) - Li Ting, left, and Zhao Qinxin, both of China, perform at the USA Diving Grand Prix during the women's synchronized 3-meter final on Friday, May 9, 2008, in Fort Lauderdale, Fla. Li and Zhao finished in second place. (AP Photo/Alan Diaz)

A crescent moon is seen in the sky with the crosses of a Catholic ...

(AP) - A crescent moon is seen in the sky with the crosses of a Catholic church in the foreground in the Belarusian capital Minsk, late Thursday, May 8, 2008. (AP Photo/ Sergey Grits)

Washington National Cathedral is lighting with hearts by Swiss ...

(AP) - Washington National Cathedral is lighting with hearts by Swiss artist Gerry Hofstetter in celebration of the Cathedral's centennial on Saturday, May 10, 2008, in Washington.(AP Photo/Jose Luis Magana)

Lightning lights up the night sky over Plainview, Texas, late ...

(Reuters) - Lightning lights up the night sky over Plainview, Texas, late May 6, 2008, as more severe storms and possible tornados are forecasted for the next few days. REUTERS/Gene Blevins (UNITED STATES)

Two young women, tourists from the Netherlands, form the shape ...

(AP) - Two young women, tourists from the Netherlands, form the shape of a heart with their arms while posing for a souvenir photo taken by a friend, right, at the park around the castle in Heidelberg, Germany, on Thursday, May 8, 2008. (AP Photo/Daniel Roland)

Members of laughter clubs participate in a laughing rally to ...

(Reuters) - Members of laughter clubs participate in a laughing rally to commemorate the "World Laughter Day" in the northern Indian city of Chandigarh May 4, 2008. REUTERS/Ajay Verma

View of the palace : The South and North Block of the Presidential ...

(AFP) - View of the palace : The South and North Block of the Presidential Palace are reflected in a water-pool as the sun sets in New Delhi. (AFP/Manan Vatsyayana)

An angel sculpture in Crawford, Texas is adorend with a wedding ...

(AP) - An angel sculpture in Crawford, Texas is adorend with a wedding veil and bouquet in honor of the upcoming wedding of Jenna Bush and Henry Hager, Friday, May 9, 2008. (AP Photo/Gerald Herbert)

All lit up : The National Cathedral is illuminated by Gerry ...

(AFP) - All lit up : The National Cathedral is illuminated by Gerry Hofstetter during a media preview of his "Lighting to Unite" project in Washington, DC. (AFP/Nicholas Kamm)

Pretty in pink : St Paul's Cathedral is floodlit during ...

(AFP/POOL) - Pretty in pink : St Paul's Cathedral is floodlit during the City Salute sunset pageant in London. (AFP/POOL/Peter Macdiarmid)

Chio for you : A chio (icterus pustulatus), a native bird of ...

(AFP) - Chio for you : A chio (icterus pustulatus), a native bird of El Salvador, rests on a car antena in a parking lot in San Salvador, El Salvador. (AFP/Jose Cabezas)

Moon over Patagonia : View of the sunset in Bariloche, in the ...

(AFP) - Moon over Patagonia : View of the sunset in Bariloche, in the Patagonian Andes, Argentina. (AFP/Juan Mabromata)

A youth waves an Israeli flag as fireworks explode in the sky ...

(AP) - A youth waves an Israeli flag as fireworks explode in the sky over Rabin's Square in Tel Aviv, Israel during a ceremony to mark the 60th anniversary of Israel, late Wednesday May 7, 2008. Israel is marking its 60th Independence Day, which began at sundown Wednesday, with a great sense of pride but also uncertainty about its future and doubts about prospects for peace with the Palestinians. (AP Photo/Lefteris Pitarakis)

A child cools off as he plays on a water play fountain near ...

(Reuters) - A child cools off as he plays on a water play fountain near the Tower Bridge in London May 7, 2008. Londoners took to the parks as they enjoyed some of the hottest temperatures of the year. REUTERS/Alessia Pierdomenico (BRITAIN)

A newborn black Jaguar, Panthera Onca, who is two-month-old ...

(AP) - A newborn black Jaguar, Panthera Onca, who is two-month-old and yet to be named, plays at the Huachipa zoo in Lima, Monday, May 5, 2008. The cub is the third black Jaguar born in captivity in Peru.(AP Photo/Martin Mejia)

A costumed festival participant marches in the Jack In The Green ...

(Reuters) - A costumed festival participant marches in the Jack In The Green procession in Hastings in southern England May 5, 2008. The traditional annual May Day festival has origins at least as far back as the 17th century, with hundreds of costume-clad dancers and musicians - many dressed in green foliage - marching through the coastal town and symbolically slaying a giant Jack at the finale. REUTERS/Toby Melville(BRITAIN)

Gilmar "Joaninha" Flores of Brazil competes during ...

(Reuters) - Gilmar "Joaninha" Flores of Brazil competes during the qualifying session for the second stage of the "Red Bull X-Fighters World Series in the Sambadromo of Rio de Janeiro May 3, 2008. REUTERS/Jered Bonden for Euro-Newsroom.com/Handout (BRAZIL). NO SALES. NO ARCHIVES. FOR EDITORIAL USE ONLY. NOT FOR SALE FOR MARKETING OR ADVERTISING CAMPAIGNS.

Boca supporter : A supporter of Boca Juniors waves from under ...

(AFP) - Boca supporter : A supporter of Boca Juniors waves from under a huge flag before the start of Argentina's first division football match between Boca Juniors and River Plate at "La Bombonera" stadium in Buenos Aires. (AFP/Juan Mabromata)

A stork is seen as the sun sets, near the town of Volozhin, ...

(AP) - A stork is seen as the sun sets, near the town of Volozhin, 70 kilometers (48 miles) northwest of Minsk, Belarus, Sunday, May 4, 2008. (AP Photo/Sergei Grits)

Tokyo poppies : A visitor walks through a poppy field at Showa ...

(AFP) - Tokyo poppies : A visitor walks through a poppy field at Showa Memorial Park in Tachikawa, suburban Tokyo. (AFP/Toru Yamanaka)

Marco Diaz practices his roping tricks just before the start ...

(AP) - Marco Diaz practices his roping tricks just before the start of the Cinco de Mayo parade in Denver, Colo. on Saturday, May 3, 2008. AP Photo/Peter M. Fredin

Best in show : A dachshund takes part in the German Kennel Club ...

(AFP/DDP) - Best in show : A dachshund takes part in the German Kennel Club Dog Show 2008 in the western German city of Dortmund. (AFP/DDP/Clemens Bilan)

A duck leads her ducklings down a set of steps near the Capitol ...

(Reuters) - A duck leads her ducklings down a set of steps near the Capitol Building on the National Mall in Washington, April 28, 2008, during a wet spring day. REUTERS/Jason Reed (UNITED STATES)

Tribal showcase : A performer takes part in the Aliwan festival ...

(AFP) - Tribal showcase : A performer takes part in the Aliwan festival in Manila. (AFP/Jay Directo)

Visitors view a field of moss phlox at Hitsujiyama park in ...

(AP) - Visitors view a field of moss phlox at Hitsujiyama park in Chichibu, west of Tokyo, Friday, May 2, 2008. More than 200,000 moss phlox are now in full-bloom at the park. (AP Photo/Katsumi Kasahara)

A 'Painted Lady' (Vanessa cardui) butterfly collects nectar ...

(AP) - A 'Painted Lady' (Vanessa cardui) butterfly collects nectar from a 'Wooly-White' (Hymenopappas artemisiifolius) wildflower also known as a 'Wild Cauliflower' near Edom, Texas, Thursday, May 1, 2008. (AP Photo/Dr. Scott M. Lieberman)

A surfer watches the waves from Mirante point as heavy surf ...

(Reuters) - A surfer watches the waves from Mirante point as heavy surf pounds a section of Arpoador beach in Rio de Janeiro April 24, 2008. Fall temperatures have ranged into the middle-80's Fahrenheit (about 30 degrees Celsius) though heavy seas, scattered thunderstorms and some rain have kept down the normally large crowds to Rio's famous beaches. Surfers have been the exception, attracted to the coastal shores by large waves. REUTERS/Sergio Moraes (BRAZIL)

Despres rides : French rider Cyril Despres of Red Bull KTM team ...

(AFP) - Despres rides : French rider Cyril Despres of Red Bull KTM team competes during the fifth stage of the Central European Rally (CER) on the field of the military base near Tapolca town, about 165 km, west of the Hungarian capital Budapest. (AFP/Ferenc Isza)

Twenty days-old red Mangalitza piglet Radieschen strolls around ...

(Reuters) - Twenty days-old red Mangalitza piglet Radieschen strolls around the living room of a farmhouse in the small Austrian village of Scheffau around 54 kilometres south of Salzburg April 22, 2008. The farmer had to bring Radieschen into human care after birth because its mother didn't have enough milk. REUTERS/Leonhard Foeger (AUSTRIA)

At the airport : A passenger enters the arrival hall of Hong ...

(AFP) - At the airport : A passenger enters the arrival hall of Hong Kong's international airport. (AFP/Philippe Lopez)

Beijing tulips : Visitors admire the tulips at a garden in Beijing. ...

(AFP) - Beijing tulips : Visitors admire the tulips at a garden in Beijing. China had spent nearly 20 billion USD since 1998 on cleaning Beijing's environment, including shutting down some 200 heavily polluting industries. (AFP/Stringer)

Fireworks explode over Hama during the opening show of the city's ...

(Reuters) - Fireworks explode over Hama during the opening show of the city's Spring Festival April 28, 2008. REUTERS/Khaled al-Hariri (SYRIA)

A model wears a costume before the start of a tattoo and body ...

(Reuters) - A model wears a costume before the start of a tattoo and body art show during an international tattoo convention, "Moscow Tattoo Expo 2008", in Moscow April 20, 2008. REUTERS/Sergei Karpukhin (RUSSIA)

A craftsman shows a giant cup and saucer at a handicraft fair ...

(Reuters) - A craftsman shows a giant cup and saucer at a handicraft fair in the northern Indian city of Chandigarh April 21, 2008. REUTERS/Ajay Verma (INDIA)

Major breakers : A bather watches the huge breakers caused by ...

(AFP) - Major breakers : A bather watches the huge breakers caused by the undertow at Pepino beach in Rio de Janeiro, Brazil. (AFP/Antonio Scorza)

A crow flies in the sky as a solar halo is observed in the southern ...

(Reuters) - A crow flies in the sky as a solar halo is observed in the southern Yemeni port city of Aden April 22, 2008. The optical phenomenon is caused by refraction of sunlight through ice crystals in high clouds. REUTERS/ Khaled Abdullah (YEMEN)

Meeuw competes : Germany's Helge Meeuw competes in a heat ...

(AFP/DDP) - Meeuw competes : Germany's Helge Meeuw competes in a heat of the men's 200 meters backstroke event during the German Swimming Championships in Berlin. (AFP/DDP/Michael Gottschalk)

Celebrating Rome : A man dressed up as ancient roman soldier ...

(AFP) - Celebrating Rome : A man dressed up as ancient roman soldier walks during a parade to celebrated the anniversary of the legendary foundation of the city (April 21 753 B.C) in Rome. (AFP/Filippo Monteforte)

On display : A peacock is pictured in Lazienki park in Warsaw. ...

(AFP) - On display : A peacock is pictured in Lazienki park in Warsaw. (AFP/Janek Skarzynski)

Environmental activists perform on the eve of Earth Day in Makassar, ...

(Reuters) - Environmental activists perform on the eve of Earth Day in Makassar, Indonesia's South Sulawesi province, April 21, 2008. The performance is a call to protect trees on Earth. REUTERS/Yusuf Ahmad (INDONESIA)

Amur tiger cubs sit in a wooden bowl at a private zoo in Yalta ...

(Reuters) - Amur tiger cubs sit in a wooden bowl at a private zoo in Yalta April 21, 2008. Their mother gave birth to the three cubs on April 15. REUTERS/Stringer (UKRAINE)

The team from Spain performs in the teams free routine final ...

(Reuters) - The team from Spain performs in the teams free routine final at the Olympic Games Synchronized Swimming Qualifications Tournament being held at the National Aquatics Centre in Beijing April 19, 2008. REUTERS/David Gray (CHINA)