It has been a matter of doubt to many whether hummingbirds ever rested at all or spent their lives in the air exclusively, but Mr. Gould states authoritatively: “Although many short intermissions of rest are taken during the day, the bird may be said to live in the air—an element in which it performs every kind of evolution with the utmost ease, frequently rising perpendicularly, flying backwards, pirouetting or dancing off, as it were.”
It was the belief of the Duke of Argyle that no bird could fly backward, a theory that he stated with emphasis in his Reign of Law, but it has been proved that he reckoned without “the winglet of the fairy hummingbird,” which seems to be the exception to prove a reigning law of Nature.
Montgomery makes of the whole Trochilidæ family this inspired explanation:
“Art thou a bird, a bee, or butterfly?
‘Each and all three;—a bird
A bee collecting sweets from bloom to bloom,
A butterfly in brilliancy of plume.’”
The blooms from which he collects his sweets are of the tubular flowers almost exclusively, as a mark, possibly, of his appreciation of their invention for him and at his request, as told by Albert Bigelow Paine:
“The clover, said the humming-bird,
Was fashioned for the bee,