All Images
Research News
Benefits of Sexual Reproduction Lie in Defense Against Parasites
Dabbling ducks forage in the shallow region of Lake Alexandrina, New Zealand. Parasite larvae in snails are ingested by ducks, where the parasites complete their life-cycle.
Credit: Jukka Jokela, Eawag/ETH-Zurich
Download the high-resolution JPG version of the image. (1.3 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.
Indiana University graduate student Kayla King dissects snails under the microscope.
Credit: Kayla King, Indiana University
Download the high-resolution JPG version of the image. (1.4 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.
Curtis Lively and Jukka Jokela dive to collect snails, Potamopyrgus antipodarum, in Lake Alexandrina, New Zealand.
Credit: Kirsten Klappert, Eawag/ETH-Zurich
Download the high-resolution JPG version of the image. (3.3 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.
Potamopyrgus antipodarum is a freshwater snail that lives in New Zealand's lakes and streams. Shown are an infected snail (top) and an uninfected snail (bottom) after being removed from their shells. The spots visible on the infected snail are parasite cysts.
Credit: Gabe Harp, Indiana University
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.