Summarize the paper in this order and answer the questions
Who was the researcher/author?

Introduction
natural history
study sites
Materials and Methods
Why haphazardly tossed quadrats?
How / Why test for damage after drilling?
How did he measure
PSA?
Dislodgement force
What was the transplant experiment all about?
Results
What did he find out?
PSA
dislodgement
transplant experiment
You do not need to know what the statistical tests are all about. The figures tell the story. Summarize the important figures.
What does PE, EE, EP and PP mean?
Recovery rates of welks in different areas?
Discussion:
What is asymmetrical phenotypic plasticity?
why does he say the snails exhibited asymmetrical phenotypic plasticity