I made the diagram myself in Adobe Illustrator using the diagram found in the book "Gray's Anatomy" 36th edition from williams and warwick, 1980. I also used this websites: [1], [2], and [3].
This image has been released into the public domain by its author, LadyofHats. This applies worldwide.
In some countries this may not be legally possible; if so: LadyofHats grants anyone the right to use this work for any purpose, without any conditions, unless such conditions are required by law.
(the diagram shows a simple description of a human spermatozoon. the diagram i made myself in adobe ilustrator using the diagram found on the book "Gray's Anatomy" thirty six edition from williams and warwick 1980. also used this:[http://www.siue.edu/~cbwi)
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