Posts Tagged ‘wings’

Transformations

Tuesday, September 30th, 2014
DinoArms

From dinosaur arms to bird wings and Hyde to Jekyll bacteria, two studies published today examine evolutionary transformations.

Monarch Diet and Migration

Saturday, April 5th, 2014
butterfly, butterflies, monarchs, migration, wings, size, color

How does the amount of food monarch larvae receive affect their wing size and coloration?

Birds Built for Speed

Tuesday, May 7th, 2013
hummingbirds, swifts, birds, wings, speed, fossils, green river formation, feathers, melanosomes

An ancestor of hummingbirds and swifts had very small wings.

Roadkill and Wing Size

Wednesday, March 20th, 2013
swallows, jack dumbacher, birds, evolution, adaptation, selection, wings, cars, autos, roadkill, Nebraska

Swallows in Nebraska have evolved shorter wingspans to stay away from cars.

Animal Patterns

Friday, April 9th, 2010
butterflywing

The colorful patterns in animals from fish to birds to insects to snakes, where do they come from?

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