Pangaea was around and all the continents were connected. It was really cool.
The length of a day 500 million years ago was about 21 hours.
At the bottom of the planet it was one large landmass that was breaking apart
aquatic
America was not here 500 years ago. It's only 236 years old (since 2012).
Trilobites lived in the Palaeozoic era, between 300 and 500 million years ago.
60 million years ago Canada was a mass of ice.
Pterodactylus fossils date to between 150.8 and 148.5 million years ago. Thus, they existed for about 2.3 million years.
The main groups of spider developed about 200 million years ago, in the Triassic period. Spider-like arachnids are known from towards 400 million years ago, and some true spiders are known from about 300 million years ago in the Carboniferous period. The spiders are part of the Arthropod family, which dates back to the Cambrian era, 500 - 600 million years ago.
1-1.8 million years ago was approximately 0.2-0.8 million years ago.
16 million years ago approximately
Dinosaurs have been extinct for approximately 65 million years. Humans shared a common ancestor with monkeys about 6 million years ago, however Humans as such have only been around for roughly 40 thousand years.
500 million years ago, Alberta was covered by a shallow sea and located near the equator. The region would have had a warm climate and was likely teeming with marine life, including trilobites, brachiopods, and corals. Land plants and animals had not yet evolved in significant numbers in this area.