What'sthesmallestbirdinthewordHummingbirdsarethesmallestbirdsintheworld.Onekindof
hummingbirdisonlytwoincheslong.ltisalsoaslightasapenny
Ahummingbirdisveryfast.Itcanflystraightupanddown.ItcanevenfIybackwards
Thewingsofahummingbirdmoveveryquickly.Youcan'tseethemmove.Butyoucanhearthem.Thewingsmakeahummingsound.Thatiswhywecallthelittlebirdahummingbird.
1.Ahummingbirdisonly********long
2.Wecanonly****thewingssoundbutcan't********themmove.
3.Itcanflystraightupand******andalsocanfly