Hummingbirds have long, slender beaks that are specially adapted for reaching nectar from flowers. The beaks are not hollow, but instead are made of a thin, strong material called keratin.
Why do hummingbirds have HOLLOW beaks?
Hummingbirds do not have hollow beaks.
Hummingbirds have long, slender beaks that are specially adapted for reaching nectar from flowers. The beaks are not hollow, but instead are made of a thin, strong material called keratin. |