The butterflies’ resilience shows that some species are capable of adapting to dramatic changes in climate, food availability ...

For many years, scientists had had difficulties studying migration in insects because of their size and experts’ inability to ...

This has helped biologists to track their migration routes. Butterflies without such well-defined aggregations are more difficult to track, however. For example, painted lady butterflies often ...

much remains unknown about the migration of painted ladies. Does the observed pattern apply to the broad geographic distribution of the painted lady? Is this phenomenon unique to butterflies, or ...