monarch butterfly

tags: evolutionary biology, behavioral ecology, biochemistry, biophysics, magnetoreception, photoreceptor, cryptochromes, geomagnetic fields, butterflies, Monarch Butterfly, Danaus plexippus, birds, migration, signal transduction,,peer-reviewed research, peer-reviewed paper Every autumn, millions of monarch butterflies, Danaus plexippus, each weighing less than one gram (one US penny weighs 2.5 grams), migrate nearly 4000 kilometers (3000 miles) between their summer breeding grounds in the United States and their wintering areas either in southern California or in the…
It's been ages since I hatched out monarch butterflies.  But old habits die hard, and we've been raising a monarch caterpillar on our kitchen counter for the past few weeks. This morning the orange and black product of our labors crawled from his chrysalis, inflated his wings, and flew off to an uncertain future. photo details: Canon 100mm f2.8 macro lens on a Canon EOS 50D ISO 125, f/2.8 1/160 sec, ambient light
tags: monarch butterfly, Danaus plexippus, subway art, AMNH, NYC, NYCLife Monarch butterfly, Danaus plexippus, as portrayed in tiles on the stairway of the NYC subway stop (A-B-C) at 81st and Central Park West. (ISO, no zoom, no flash). Image: GrrlScientist 2008. [wallpaper size]. Read more about the AMNH tile artworks and see the AMNH tile artworks photographic archives -- with all the animals identified.