What is the world's smallest bird?
The world's smallest bird is the Mellisuga helenae or zunzún, as it is known it's native Cuba.
Not a scientist or Cuban? You might then know it as the Bee Hummingbird.
The Bee Hummingbird is about the size of a , you guessed it, bee. That translates to 2.5 inches or 6.2 cm in length and 1.6 grams or 0.06 oz in weight!
The Bee Hummingbird also lays the world's smallest bird eggs which are about the size of your smallest fingernail!
Credited to World's smallest Bird. ^^