Which period is older: Permian or Triassic? How long ago was the Devonian extinction? In what period of the Mesozoic Era did dinosaurs first appear? What was the weather like in the Cretaceous period? When was the Cretaceous period? How many years ago was the Paleozoic era? Approximately ho...
How many years did the Triassic Period last? How long was the longest dinosaur? How many years does a gorilla live? How long does a Ulysses butterfly live? What is the average lifespan of an ant? What is the average lifespan of a giant panda?
The law says women should have the chance of doing the same jobs as men and earn the same as them. The reality is very different. Women lose because, 25 years after the Equal Pay Act, many of them still get paid less than men. They lose because they do lower-paid jobs which men ...
The Triassic-Jurassic extinction was not as rapid or violent in its consequences as the asteroid impact of 66 million years ago. So far as paleontologists have been able to reconstruct the ancient Earth at the time, the extinction was a protracted grind of climate...
The Cretaceous is a geological period that lasted from about 145 to 66 million years ago. It is the third and final period of the Mesozoic era, as well as
Turritella communis, common name the "common tower shell" is a species ofmedium-sized sea snailswith an operculum, marine gastropod mollusks in the family Turritellidae. Are turritella still alive? Answer 1: There certainly are turritellas living today-several hundred species! Many of them loo...
About 1 billion years ago, The United States of America was no where close to its current location as of today. How do we know that the continents have moved over time with seafloor spreading? There are many clues of how this has happened. For example glacial striations found in tropical ...
Dinosaurs had always been built to fly. It started with their commitment to bipedalism, which had always been rather greater than that of their many crocodile-like relations. Most habitually four-footed creatures have a center of mass in the chest region. It takes a lot of energy for them ...
This adaptation is thought to have been crucial for tetrapod (amphibians, mammals, reptiles and birds) evolution during our transition from water to land in the Late Devonian period, some 375 million years ago. Many of the genes involved in forming limbs and digits in tetrapods are also found...
How hot was the Triassic Period?Triassic Period:Triassic period is a geological time period that happened approximately 251.9-201.3 million years ago. It's a part of the Mesozoic era, preceded by the Permian period of the Paleozoic era, and followed by the Jurrasic period of the Mesozoic era...