Fossil Record #1
Fossils are usually found in sedimentary rock. Since sedimentary rock is laid down by water, it follows that most fossils were laid down by water
Fossil Record #2
The vast majority of the fossil record is made up of hard-shelled creatures like clams. Most of the remaining fossils are of either water-dwelling creatures or insects. Only a tiny, tiny fraction of the fossils we find are of plants, reptiles, birds, and mammals.
Fossil Record #3
Many of the fossils we find are of organisms that are still alive today. Many of the fossils we find are of organisms that are now extinct.
Fossil Record #4
The fossils found in one layer of stratified rock can be considerable different from the fossils found in another later of stratified rock.
Please allow access to your computer’s microphone to use Voice Recording.
We can’t access your microphone!
Click the icon above to update your browser permissions above and try again
Reload the page to try again!
Press Cmd-0 to reset your zoom
Press Ctrl-0 to reset your zoom
It looks like your browser might be zoomed in or out. Your browser needs to be zoomed to a normal size to record audio.
Your microphone is muted
For help fixing this issue, see this FAQ.