Today is International Mother Language Day, observed annually on Feb 21 by Unesco (The United Nations Educational, Scientific and Cultural Organization) to promote awareness of linguistic and cultural diversity and multilingualism.

Mother language, or more commonly known as 'mother tongue' refers to the language that an individual learns from birth or speaks better than any other language.

Below are some interesting facts about mother language that you may not know about:The above are just some of the interesting facts about mother language that Astro Ulagam managed to find to celebrate the day.

What's your mother tongue, and why do you think it's more special than other languages?

Photo source: Unesco