Singapore and Philippines on 4th and 5th place...
A cover from Philippines on LRT train set, 7p, 2010
The Light Rail Transit Authority (LRTA) is a public transport operator that is in charge of operating and maintaining the Manila Light Rail Transit System. Founded on July 12, 1980, it is also responsible for monitoring the progress of construction of all LRT lines.
A cover from Singapore with stamps of birds, 50 c, 45c, 25c, 2007G
Singapore has 367 species of birds on the official checklist. In addition to these are some ornamental birds, escapees and free-ranging birds from the Singapore Zoo or Jurong Bird Park, making a total of about 400 bird species.