Budgies feed on seeds from a local visitor's hands at Ocean Park in metro Manila, Philippines September 10, 2016. REUTERS/Romeo Ranoco

Budgies feed on seeds from a local visitor's hands at Ocean Park in metro Manila, Philippines September 10, 2016. REUTERS/Romeo Ranoco

Apostolis Kosmidis poses with budgies and canaries in his pet shop in the centre of Athens March 13, 2012. Greece said it will receive a total of 172.7 billion euros for its funding needs through 2015, including funds left over from its first bailout agreed in 2010, its second bailout agreed this year and additional funds from the IMF. Euro zone finance ministers on Monday gave their final approval to a 130-billion-euro second bailout for Greece. REUTERS/Cathal McNaughton (GREECE - Tags: ANIMALS BUSINESS)

Birds entered for the 86th Budgerigar World Championship Event are displayed in cages at the Dome in Doncaster, northern England October 1, 2011. The two day annual event has 2,321 entries in 740 classes. REUTERS/Nigel Roddis (BRITAIN - Tags: ENVIRONMENT SOCIETY)

Members of the navy rescued a bird from the home of residents, who have been stranded after various rivers overflowed their banks after Hurricane Karl hit in Veracruz September 19, 2010. Hurricane Karl hit Mexico's central Gulf Coast on Friday, killing 10 people in a mudslide, and weakened quickly to a tropical depression as it moved inland. REUTERS/Eliana Aponte (MEXICO - Tags: ENVIRONMENT DISASTER ANIMALS)

Budgerigars, in a cage decorated with a Lebanese flag, are displayed for sale in downtown Amman August 14, 2006. REUTERS/Ali Jarekji (JORDAN)

Budgerigars, in a cage decorated with a Lebanese flag, are displayed for sale in downtown Amman August 14, 2006. REUTERS/Ali Jarekji (JORDAN)

Budgies are displayed in a cage adourned with New Year decorations to attract buyers at a pet shop in Amman December 2004.

Budgies are displayed in a cage adourned with New Year decorations to attract buyers at a pet shop in Amman. Budgies are displayed in a cage adourned with New Year decorations to attract buyers at a pet shop in Amman December 2004. REUTERS/Ali Jarekji

The Duchess of York is surrounded by young diabetes patients during a visit to Children's Hospital Los Angeles, October 28. The Duchess read parts of her book "Budgie The Helicopter" to the children