Today's date: 21 November 2009
This Week: Death of the mastadon
In the News: Antarctic ozone hole: 10th largest on record!
Coming Thursday: Return of the wild: Coyotes, bears and turkeys are back!
Archive for the ‘Biological Evolution’ Category
Evolutionary Mystery: Bizarre Beetle Horns - Thursday, October 13th, 2005
They may seem like the lowliest members of the animal kingdom, but dung beetles around the world sport a spectacular diversity of ‘horns.’ The strange appendages have forced biologists to reassess their understanding of evolution.
When Birds Fly - Thursday, December 9th, 2004
Birds musta gotten a lesson from fighter planes: Bird wings get lift from a leading edge vortex, just like fighter planes.
Life: Version 1.0 in the Muck - Thursday, September 30th, 2004
Ancient bacteria used photosynthesis but did not make oxygen. It might have been primitive, but it worked!
Sex Strategies of Cuttlefish: Delusion Gets the Girl! - Thursday, July 8th, 2004
Giant Australian cuttlefish cross-dresses to mate. Small males temporarily look like females, mating right under the noses of the big boys!
Dog Knows 260 Words! - Thursday, June 10th, 2004
German dog learneh through fast mapping, much the same way children learn words. So why don’t other dogs have such a good vocabulary?
Spider Feet Stick, but How? - Thursday, April 29th, 2004
Spiders stick to surfaces with tiny hairs, using van der Waals forces. Small critters use small forces to big advantage.
Snails in Tahiti - Thursday, April 15th, 2004
Old museum collection sheds light on vanishing land snails of Polynesia.
Sexual Deception, Orchid Style - Thursday, October 16th, 2003
Flower power: Orchid makes a chemical that attracts wasps by mimicking female pheromone.
Cool Science Images
Virtual Science!
You are currently browsing the archives for the Biological Evolution category.
Archives
©2009 University of Wisconsin
Board of Regents
- That's bad. We're not fans of invasive species either. http://bit.ly/3QZwEt RT @WiscWaterLib: Bad news for Lake Michigan: http://ow.ly/E253 22 hrs ago
- Just a tweet of thanks to everyone that has included us in their Twitter lists! Thank you! 23 hrs ago
- Coming Thursday: Return of the wild: Coyotes, bears and turkeys are back! 23 hrs ago
- Many environmentalists maintain that intense blasts of sonar, used to detect submarines, disorient, injure, and even kill marine mammals. 3 days ago
- More updates...