Top 5 largest prehistoric cats

Like all prehistoric counterparts of today’s animals, the prehistoric cats were usually larger, heavier, and more robust than today’s felines. Here are the top five largest prehistoric cats. For comparison, male African Lions sometimes exceed 250 kg (550 lb) in weight. Reported body measurements in males are head-body lengths ranging from 170 to 250 cm …

Machimosaurus rex: a giant prehistoric crocodile discovered in the Sahara

National Geographic grantee Federico Fanti and his research team have unearthed a sea-dwelling crocodylomorph (a teleosaurid) skeleton in southern Tunisia, in the Sahara desert: Machimosaurus rex. It is the world’s largest marine crocodyliform and was previously unknown to science. Its length is estimated at more than 30 feet (9.14 meters). The giant was probably weighed …

If Earth’s lifetime was the distance from LA to New York City

Our old planet, the Earth is 4.54 billion years old. In fact, the human mind can no longer make any sense of large numbers like that. Numbers like 1, 2, 14, 20, 50 are all quantities that we encounter quite frequently in our daily lives. And our brain evolved to conceptualize numbers like that: our …

Top 7 largest prehistoric crocodiles

Previously, I published a post about the largest crocodiles ever recorded. All sizes in that post were recorded in recent times. The crocs listed were large, yes, but not as big as most people think. But in the prehistoric ages, some animals were much bigger than today’s counterparts – including crocodiles. So, what was the …