), or display the finished cards as beautiful artwork.” The Easy Cut Pop-up™ patterns are desktop-printable Kirigami pop-up cards designed by Kirigami artist Ellis Paguirigan.Patterns are downloadable PDFs and require 2-3 sheets of card-stock paper.Finished cards fold flat and fit into a standard A9 envelope.Each pattern includes easy step-by-step instructions, two cover options, including a personalize the cover message option.But there is an astonishing amount of diversity in the size, shape and number of sperm produced by male animals.In fact, despite performing the very same function in all animal species (fertilising eggs), sperm are the most diverse cells found among animals. Every animal’s sperm has evolved to meet the needs of the individual animal that produces it.
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