World's Smallest/Tiniest Bird

Hummingbird is the World's TINIEST Bird!

Cool facts: 

• Hummingbirds are very intelligent; they can remember every flower they have been to, and how long it will take a flower to refill

• Tongue is grooved like the shape of a “W”

• Heart beats up to 1260 times per minute

• Weight anywhere between 2-20 grams

• Body smaller than a penny

                                                

                                   Source: http://www.worldofhummingbirds.com/facts.php