do you know your national symbols?

National Symbols are entities to show by national community to the world

here are the Nigerian National Symbol:

Nigerian national flag. It was actually created by Pa Taiwo Akinkunmi in the year of 1959. ...
Nigerian national anthem. It's considered the most popular symbol. ...
Coat of Arms. It was adopted in May 1960. ...
National flower. It is not hard to guess, it is the same as on Coat of Arms. ...
National Pledge.