New Arrivals
When it's time for the first migrants to arrive, how do you tell whether you're seeing a migrant or a wintering bird? Unlike the resident hummingbirds, a migrant isn't likely to stay in one area for more than a week—they're headed for their breeding grounds. Here's another clue:

"Sparkling and bright" is how expert bander Nancy Newfield describes the plumage of a migrant male ruby-throat in late winter or early spring. Wintering adult males are still molting.

Wintering Birds
Not all hummingbirds migrate. Very young, or old, or sick birds often stick around in areas where food is available and weather is favorable.

"I observed lots of activity in the garden today. Rubythroats were feasting on my coral honeysuckle vine."
Cocoa, Florida 02/07/15