Tuesday, 1 May 2018

Hummingbird


Hummingbirds are know so because of the humming sound created by their beating wings which flap at high frequencies audible to humans.

Females are around 2.4 in (6 cm) in length, whilst smaller males reach only 2.2 in (5.5 cm); their wingspan is around 1.5 in (3 cm).

No comments:

Post a Comment