According to The Australia News Network, data shows the shark was quickly taken to a depth of nearly 2,000 feet and had a fast increase in body temperature.

The explanation was that the animal was in the digestive system of  a much larger creature.

"When I was first told about the data that came back from the tag that was on the shark, I was absolutely blown away," filmmaker Dave Riggs said in an upcoming Smithsonian documentary, Hunt for the Super Predator.

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But don’t be too worried about some new sea monster. Scientists believe the smaller shark was snatched up by a "colossal cannibal great white shark."

Researchers believe the bigger fish weighed more than two tons and topped 16 feet long.

More here.