All Images
News Release 09-120
Different Genes Cause Loss of Body Parts in Similar Fish
Scientists compare how two species of sticklebacks lost pelvises and body armor
This material is available primarily for archival purposes. Telephone numbers or other contact information may be out of date; please see current contact information at media contacts.
![Top photos of fish with pelvises; bottom photos of fish without pelvises and body armor.](/news/mmg/media/images/stickleback1_f3.jpg)
The two fish on top have pelvises; the fish on the bottom have evolved differently.
Credit: Mike Shapiro, University of Utah
Download the high-resolution JPG version of the image. (722 KB)
Use your mouse to right-click (Mac users may need to Ctrl-click) the link above and choose the option that will save the file or target to your computer.
![Photo of biologist Mike Shapiro with mosquito netting for protection along a lake in Canada.](/news/mmg/media/images/stickleback2_f1.jpg)
Biologist Mike Shapiro dons mosquito netting for protection along a lake in Canada.
Credit: Brittany Bannish, University of Utah
Download the high-resolution JPG version of the image. (1.2 MB)
Use your mouse to right-click (Mac users may need to Ctrl-click) the link above and choose the option that will save the file or target to your computer.
![Photo of Mike Shapiro cross-breeding stickleback fish in a field laboratory in Canada.](/news/mmg/media/images/stickleback3_f.jpg)
Mike Shapiro cross-breeds stickleback fish in an impromptu field laboratory in Canada.
Credit: Pam Colismo
Download the high-resolution JPG version of the image. (1 MB)
Use your mouse to right-click (Mac users may need to Ctrl-click) the link above and choose the option that will save the file or target to your computer.