We have seen Burma (Myanmar) had a flag which showed "Peacock" emblem. The Imperial Mauryas (3rd. century BC) of India had the "Peacock" as their emblem as it was their totemistic bird. Sri Lanka on the other hand also issued a set of four stamps showing Ancient Flags of Sri Lanka. One of the stamp shows "Peacock Flag" of the Walapane Diswa dynasty. Here the Peacock can be seen holding a snake in its beak.
State flags of the USA having Bald-eagle emblem.
Bald-headed American Eagle on the US Coast Guard Ensign.
In the third quarter of the shield emblazoned on the flag of Fiji is a "Dove with a sprig of olive" in its beak.
Personal flag of HM Queen Elizabeth II for use in Australia.
The "White Backed Piping Shrike" at the bottom left quarter representing South Australia, while the "Black Swan" in the next represent Western Australia.