The Maximum Number Of T. Rex To Ever Walk The Earth Was 1.7 Billion

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That's 800 million fewer than a previous estimate suggested.

New study says 1.7 billion T-Rexes roamed the earth before going extinct

New research bites into old Jurassic era T-rex population estimates

Newly discovered, primitive cousins of T. rex shed light on the end of the age of dinosaurs in Africa

The discovery of two giant dinosaur species solves the mystery of missing apex predators in North America and Asia

Giganotosaurus vs T. rex, who is the deadliest predator? - Quora

Is there any solid evidence that Tyrannosaurus Rex actively hunted and killed adult Triceratops? - Quora

Fewer T. rex walked the Earth than previous estimated, new study, rex

2.5 billion T rex roamed Earth, but not all at once

How many 'Tyrannosaurus rex' walked the Earth?

Dinosaurs: Why did 'T. rex' have such tiny arms?, Science, rex

Study: 2.5 billion T. rex roamed Earth, but not all at once

What if T-Rex were still alive? - Quora

Was the tyrannosaurus rex the largest predator of its time? If not, what was the largest predator of its time and how big was it? - Quora

Tyrannosaurus rex - Page 7 - Carnivora