I seem to have found the answers to my curiosity. Looks like that dead spider is a common food of the daddy after all:
http://www.microscopy-uk.org.uk/mag/indexmag.html?http://www.microscopy-uk.org.uk/mag/spider/pholcus1.html
http://groups.google.com/group/sci.bio.entomology.misc/browse_frm/thread/afe059e3cc772a/6fff76bfbd5fc355?tvc=1&q=what+does+daddy+long+legs+spiders+eat%3F&hl=en#6fff76bfbd5fc355
Thanks, Jim, for the education your photo gave me.
http://www.microscopy-uk.org.uk/mag/indexmag.html?http://www.microscopy-uk.org.uk/mag/spider/pholcus1.html
http://groups.google.com/group/sci.bio.entomology.misc/browse_frm/thread/afe059e3cc772a/6fff76bfbd5fc355?tvc=1&q=what+does+daddy+long+legs+spiders+eat%3F&hl=en#6fff76bfbd5fc355
Thanks, Jim, for the education your photo gave me.
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