Each year, millions of monarch butterflies (Danaus plexippus) migrate from overwintering grounds in central Mexico to colonize eastern North America, but just how these delicate creatures manage to reach the northern part of their breeding range in spring has largely remained a mystery.
- Study reveals how monarch butterflies recolonize northern breeding rangeMon, 19 Mar 2012, 12:36:59 EDT
- Research shows that coldness triggers northward flight in migrating monarch butterfliesThu, 21 Feb 2013, 15:06:06 EST
- Migrating monarch butterflies 'nose' their way to MexicoThu, 24 Sep 2009, 14:26:16 EDT
- Monarch butterflies reveal a novel way in which animals sense the Earth's magnetic fieldMon, 25 Jan 2010, 12:10:20 EST
- Genetic basis for migrationTue, 31 Mar 2009, 7:29:05 EDT