Go to your 'my profile' page.
Click on "General info about myself"
On that page, there will be a line for picture.
Enter the source of the picture into the blank space.
Hit the "Submit" button at the bottom of that section.
That should do the job.
Check your pockets for water buffalo. You might need to use this tiny ad until you locate a water buffalo:
A rocket mass heater heats your home with one tenth the wood of a conventional wood stove