The animal kingdom frequently offers moments that amaze us and freak us out all at the same time.

This video falls right into that category with footage of what experts say is the biggest shark ever caught on film.

Shark expert Mauricio Hoyos Padilla captured the footage of Deep Blue, a 20-foot-long, 50-year-old pregnant shark, two years ago off the coast of the Guadalupe Island in Mexico and posted it to Facebook this week.

 We'll just leave this kind of stuff to the experts.

(NBC News)