A broadly distributed migratory butterfly travels varying distances, influenced by environmental conditions rather than following genetically coded instructions, according to a study. The ...

Painted lady butterflies follow a multi-generational migration ... a method that links an organism’s isotopic composition to the environment where it developed. Since a butterfly’s wings retain the ...

Scientists from the University of Ottawa, Uppsala University, the Institut Botànic de Barcelona, and other institutions have tracked the migratory feats of the painted lady butterfly (Vanessa cardui).