What If a T. Rex Was Born Today?

A T. rex egg washes out of a riverbank in Botswana's Okavango Delta... 66 million years late. No mother. No pack. No size. Just some of the deadliest animals on Earth: hippos, crocodiles, lions, buffalo… and twenty years to become the king of the delta. 0:00 From space to the delta 0:21 Day 1: ninety centimeters 1:03 The first night 1:18 Year 1: the nose 2:06 Year 3: all legs 2:28 Why a T. rex can swim 2:40 The Tsodilo Hills 3:10 Year 8: blades 3:46 The drought 4:00 How smart is a T. rex? 4:19 Year 11: the flood 4:56 Year 12: the lion ambush 5:26 Age 14 to 18: the change 5:50 Payback 6:08 The top of the food chain 6:36 Age 18: the lagoon 7:05 Year 20: heavier than an elephant 7:32 Pandora's box 8:14 The last one