Pelicans are seen in St James's Park in London, Britain, June 24, 2020. REUTERS/John Sibley

A pelican takes flight as the SpaceX Crew Dragon sits atop a Falcon 9 booster rocket on Pad 39A at Kennedy Space Center in Cape Canaveral, Florida, U.S. May 26, 2020. REUTERS/Steve Nesius

A worker wears a protective mask as he sweeps a pelicans' enclosure at a zoo, amid the coronavirus disease (COVID-19) outbreak in Bandung, West Java Province, Indonesia, May 18, 2020. Picture taken May 18, 2020. REUTERS/Ajeng Dinar Ulfiana

Pelicans are seen in St James's Park, London, Britain, May 21, 2020. REUTERS/John Sibley

A man sits with a pelican in St James's Park, London, Britain, May 21, 2020. REUTERS/John Sibley TPX IMAGES OF THE DAY

A pelican is seen in St James's Park, London, Britain, May 21, 2020. REUTERS/John Sibley

Pelicans are seen in St James' Park, following the outbreak of the coronavirus disease (COVID-19), London, Britain, April 27, 2020. REUTERS/John Sibley TPX IMAGES OF THE DAY

A group of pelicans pass a boy on a scooter in St James' Park, following the outbreak of the coronavirus disease (COVID-19), London, Britain, April 27, 2020. REUTERS/John Sibley

Two pelicans pass people sat on benches in St James' Park, following the outbreak of the coronavirus disease (COVID-19), London, Britain, April 27, 2020. REUTERS/John Sibley

Pelicans are seen in St James' Park, following the outbreak of the coronavirus disease (COVID-19), London, Britain, April 27, 2020. REUTERS/John Sibley

A pelican is seen in St James' Park, following the outbreak of the coronavirus disease (COVID-19), London, Britain, April 27, 2020. REUTERS/John Sibley

A group of pelicans pass a man in St James' Park, following the outbreak of the coronavirus disease (COVID-19), London, Britain, April 27, 2020. REUTERS/John Sibley

A man looks at a group of pelicans in St James' Park, following the outbreak of the coronavirus disease (COVID-19), London, Britain, April 27, 2020. REUTERS/John Sibley

People take pictures of Pelicans at St James's park, as the spread of the coronavirus disease (COVID-19) continues, London, Britain, April 19, 2020. REUTERS/Simon Dawson

An Egyptian veterinarian administers an avian flu vaccination to a pelican held by a zookeeper at the closed Giza Zoo, during the spread of coronavirus disease (COVID-19) on the outskirts of Cairo, Egypt April 7, 2020. REUTERS/Amr Abdallah Dalsh

A person crosses the road at a pelican crossing that has been painted in rainbow colours in Wood Green, as the spread of the coronavirus disease (COVID-19) continues, London, Britain, April 6, 2020. REUTERS/Andrew Couldridge

A person crosses the road at a pelican crossing that has been painted in rainbow colours in Wood Green, as the spread of the coronavirus disease (COVID-19) continues, London, Britain, April 6, 2020. REUTERS/Andrew Couldridge

A zoo keeper catches a pelican to move it to its winter enclosure at Liberec Zoo in Liberec, Czech Republic November 6, 2019. REUTERS/David W Cerny

A zoo keeper catches pelicans to move them to their winter enclosure at Liberec Zoo in Liberec, Czech Republic November 6, 2019. REUTERS/David W Cerny

A zoo keeper carries a pelican to move it to its winter enclosure at Liberec Zoo in Liberec, Czech Republic, November 6, 2019. REUTERS/David W Cerny

A zoo keeper catches a pelican to move it to its winter enclosure at Liberec Zoo in Liberec, Czech Republic November 6, 2019. REUTERS/David W Cerny

Zoo keepers carry pelicans to move them to their winter enclosure at Liberec Zoo in Liberec, Czech Republic November 6, 2019. REUTERS/David W Cerny

Zoo keepers catch a pelican to move it to its winter enclosure at Liberec Zoo in Liberec, Czech Republic November 6, 2019. REUTERS/David W Cerny

Zoo keepers catch a pelican to move it to its winter enclosure at Liberec Zoo in Liberec, Czech Republic November 6, 2019. REUTERS/David W Cerny

A zoo keeper carries a pelican to move it to its winter enclosure at Dvur Kralove Zoo in Dvur Kralove nad Labem, Czech Republic November 5, 2019. Picture taken November 5, 2019. REUTERS/David W Cerny TPX IMAGES OF THE DAY

A zoo keeper catches a pelican to move it to its winter enclosure at Liberec Zoo in Liberec, Czech Republic November 6, 2019. REUTERS/David W Cerny

A zoo keeper carries a pelican to move it to its winter enclosure at Dvur Kralove Zoo in Dvur Kralove nad Labem, Czech Republic November 5, 2019. Picture taken November 5, 2019. REUTERS/David W Cerny

A zoo keeper carries a pelican to move it to its winter enclosure at Dvur Kralove Zoo in Dvur Kralove nad Labem, Czech Republic November 5, 2019. Picture taken November 5, 2019. REUTERS/David W Cerny

A zoo keeper carries a pelican to move it to its winter enclosure at Dvur Kralove Zoo in Dvur Kralove nad Labem, Czech Republic November 5, 2019. Picture taken November 5, 2019. REUTERS/David W Cerny

A zoo keeper catches a pelican to move it to its winter enclosure at Dvur Kralove Zoo in Dvur Kralove nad Labem, Czech Republic November 5, 2019. Picture taken November 5, 2019. REUTERS/David W Cerny

A zoo keeper carries a pelican to move it to its winter enclosure at Dvur Kralove Zoo in Dvur Kralove nad Labem, Czech Republic November 5, 2019. Picture taken November 5, 2019. REUTERS/David W Cerny

A zoo keeper catches a pelican to move it to its winter enclosure at Dvur Kralove Zoo in Dvur Kralove nad Labem, Czech Republic November 5, 2019. Picture taken November 5, 2019. REUTERS/David W Cerny

A zoo keeper catches a pelican to move it to its winter enclosure at Dvur Kralove Zoo in Dvur Kralove nad Labem, Czech Republic November 5, 2019. Picture taken November 5, 2019. REUTERS/David W Cerny

A pelican is pictured inside Central Zoo in Lalitpur, Nepal, September 25, 2019. REUTERS/Monika Deupala TPX IMAGES OF THE DAY

A pelican catches a fish during feeding time in St. James's Park in London, Britain August 21, 2019. REUTERS/Hannah McKay

A pelican eats a fish during feeding time in St. James's Park in London, Britain August 21, 2019. REUTERS/Hannah McKay

Pelicans wait to be fed in St. James's Park in London, Britain August 21, 2019. REUTERS/Hannah McKay

A pelican catches a fish during feeding time in St. James's Park in London, Britain August 21, 2019. REUTERS/Hannah McKay

A pelican catches a fish during feeding time in St. James's Park in London, Britain August 21, 2019. REUTERS/Hannah McKay TPX IMAGES OF THE DAY

A pelican is seen in St. James's Park in London, Britain August 21, 2019. REUTERS/Hannah McKay

A pelican eats a fish during feeding time in St. James's Park in London, Britain August 21, 2019. REUTERS/Hannah McKay

A pelican catches a fish during feeding time in St. James's Park in London, Britain August 21, 2019. REUTERS/Hannah McKay

Pelicans are seen at the Pairi Daiza wildlife park, a zoo and botanical garden in Brugelette, Belgium August 2, 2019. REUTERS/Yves Herman

A view shows a pelican and its chick inside an enclosure at the Moscow Zoo in the capital Moscow, Russia July 18, 2019. REUTERS/Tatyana Makeyeva

A pelican takes a dip in a pond at Dvur Kralove Zoo, Czech Republic, June 12, 2019. REUTERS/David W Cerny

A pelican takes a dip in a pond at Dvur Kralove Zoo, Czech Republic, June 12, 2019. REUTERS/David W Cerny

A pelican splashes water inside an enclosure at the Moscow Zoo on a hot summer day in the capital Moscow, Russia June 7, 2019. REUTERS/Tatyana Makeyeva

A pelican preens its feathers in St. James's Park during hot weather in London, Britain, June 1, 2019. REUTERS/Clodagh Kilcoyne

Pelicans rest on a rock in St. James's Park during hot weather in London, Britain, June 1, 2019. REUTERS/Clodagh Kilcoyne

A pelican sits inside of a cage during its transportation to Buckingham Palace in London to live in St James's Park, in Prague, Czech Republic, May 30, 2019. REUTERS/David W Cerny

A pelican sits inside of an enclosure before it is transported to Buckingham Palace in London to live in St James's Park, in Prague, Czech Republic, May 30, 2019. REUTERS/David W Cerny

Pelicans sit inside of an enclosure before they are transported to Buckingham Palace in London to live in St James's Park, in Prague, Czech Republic, May 30, 2019. REUTERS/David W Cerny

A zoo keeper carries a pelican before it is transported to Buckingham Palace in London to live in St James's Park, in Prague, Czech Republic, May 30, 2019. REUTERS/David W Cerny

Pelicans sit inside of cages during their transportation to Buckingham Palace in London to live in St James's Park, in Prague, Czech Republic, May 30, 2019. REUTERS/David W Cerny

A pelican sits inside of a cage during its transportation to Buckingham Palace in London to live in St James's Park, in Prague, Czech Republic, May 30, 2019. REUTERS/David W Cerny

A zoo keeper carries a pelican before it is transported to Buckingham Palace in London to live in St James's Park, in Prague, Czech Republic, May 30, 2019. REUTERS/David W Cerny

A zoo keeper puts a pelican into a cage before it is transported to Buckingham Palace in London to live in St James's Park, in Prague, Czech Republic, May 30, 2019. REUTERS/David W Cerny

A zoo keeper carries a pelican before it is transported to Buckingham Palace in London to live in St James's Park, in Prague, Czech Republic, May 30, 2019. REUTERS/David W Cerny

A zoo keeper carries a pelican before it is transported to Buckingham Palace in London to live in St James's Park, in Prague, Czech Republic, May 30, 2019. REUTERS/David W Cerny