How do monarch butterflies know when to head north? Temperature!
Posts Tagged ‘migration’
Cool Monarchs
Tuesday, March 19th, 2013Salmon Sense of Direction
Tuesday, February 12th, 2013
How do salmon find their way, thousands of miles from home?
Elephant Migration
Tuesday, January 15th, 2013
In English and Spanish. Gourma elephants make record trips traversing the desert.
Monarch Genome
Tuesday, November 29th, 2011
The recently sequenced monarch genome explains much about their migration.
Nesting in the City
Monday, April 4th, 2011
Each spring, great blue herons return to Golden Gate Park to nest.
Out of Africa Earlier
Thursday, January 27th, 2011
A discovery of stone tools in the United Arab Emirates could provide evidence that modern humans left Africa earlier.
Resting Dives
Monday, April 19th, 2010
Northern Elephant Seals rest during migration by diving, a new study reports.
Monarch Migration
Thursday, November 19th, 2009
How do monarch butterflies know where to migrate year after year? In Spanish with English subtitles.
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