The giant structure was discovered from mammoth bones 25,000 years ago
scientists have discovered a giant structure made from more than 60 mammoth skeleton belonging to the ice age, dating back about 25,000 years ago.Why aren't there giant mammals in the dinosaur era?
prehistoric times are the era of giant animals, but the reason why in the age of dinosaurs did not have huge mammals is not everyone knows.Scientists find the true cause of the giant animal extinction in Australia
50000 years ago, the australian continent still had many different beasts, but they disappeared in a short period of time, leaving a mystery for humankind.