Of all the creatures of old that fly to escape from the cold no journey compares to the trip that is their's Dendroica striata take gold.
Also known as the blackpoll warbler, their nonstop migration takes them over 2500km from Alaska and northern Canada in the summer to South America and the Caribbean in the winter.
Recently their classification has changed making them part of the Setophaga genus. Their new scientific name is Setophaga striata.