Natural History Wanderings

NPR reports a study shows that Monarch butterflies bred in captivity had trouble migrating

the breeder’s butterflies had rounder, smaller top wings – similar to nonmigratory butterflies. When they were put in a flight simulator, they did not orient south, unlike the wild North American butterflies they’d been raised alongside. The captive-bred butterflies, the scientists realized, were unlikely to migrate. Their findings are published this week in the journal PNAS.

Read full story at  Monarch Butterflies Born In Captivity Have Trouble Migrating South, Study Says : NPR