Take a look back at the Earth before humans dominated the planet. Ancient creatures ruled, and while some are well-known like the T-Rex, there are other great dinosaurs that you may not know about. The mosasaurs were huge marine reptiles, some even dwarfing the T-Rex in size.
Join the Komando Community!
Get even more digital know-how and entertainment within the Komando Community! Watch or listen to The Kim Komando Show on your schedule, read Kim's eBooks for free, and get answers in the Tech Forum.