Scientists Capture First-Ever Tiger Shark Sonogram

After landing at 12.5 foot, pregnant tiger shark, the team does an ultrasound to discover she's carrying 20 well-developed pups!

SHARK WEEK is back with shark n' awe and continues every night through Sunday, July 3.

SHARK WEEK, television's longest running and most anticipated summer event will make a huge splash this this summer with all-new compelling and jaw-dropping shark stories and shark technology.

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