My eternal gratitude
I will send you an email thanking you for your contribution.
You will receive an email with interesting facts about parasites.
You get all of the above plus pictures of my project.
All of the above plus a personalized email with information about the parasite of your choice.
You will receive all of the above plus 10 postcards of some of my favorite photos from the field and of my parasites.
I will give a talk on my research to any group of your choice (in person if in Santa Barbara, CA area or Mexico City, or by Skype otherwise)