Factual error: The battery of the electronic goggles used by Gray should be dead after 20 years. (01:09:30)
Factual error: In the airport scene, this is not Dane County Airport as shown, as they do not use letters for their gates (A, B and C shown). They use numbers (1-13) instead. (00:03:10)
Answer: And what about just digging for bones for the Mosasaurus? I think this was said somewhere-although I can't remember where so apologies if I'm wrong-but I think Dr. Wu mentioned something about it, so I'm sure they could've gotten DNA WITHOUT getting the blood from a mosquito. It sounds possible in my opinion.