Jason Colavito has a worthwhile post demonstrating the flawed thinking and resourcing of such claims (and they are quite common). But hey, I guess it sounds better than a giant prehistoric dog eating the evidence.
giant skeletons
Biblical Giants and Dinosaur Bones
Aeneas asked a question in a comment to an earlier post about the faked giant human skeleton: I'd like you to comment on the dinosaur bones angle as well. It is certainly not an unreasonable theory for all the stories of giants in the past, including the Bible. I lean...