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The earliest record of mammals is the upper Triassic period. They were very, very small, which helped them avoid predation by dinosaurs of the time. This gave them an evolutionary advantage that resulted in the mammals we know today.
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What is the earliest record of mammals in rocks?
The Jurassic Period.
The earliest record of mammals comes from what rock layer?
Jurassic
The earliest record of mammals is found in rocks that date?
Jurasic period
The earliest record of mammals comes from which of what rock layers?
The earliest record of mammals comes from sedimentary rock. Sedimentary rocks are deposited in layers. They are an important source of natural resources, such as coal, fossil fuel, and ore.
Did mammals appear in the fossil record after dinosaurs became extinct?
No, mammals lived alongside dinosaurs and their earliest known fossils of about 200 million years old are almost contemporary with the early dinosaur fossils.
What is the earliest record of soccer?
The chiniese
Who had the earliest record of astronomical observations?
The sumerians
The earliest primate identifiable from the fossil record is?
Austrolopithecus
What was the earliest snowfall record for Ohio?
Sept 5
The earliest record keeping was used to?
The earliest forms of record keeping was used to keep track of the expenses of a royal court. These records were find along with the Code of Hammurabi.
The fossil record indicates that the earliest cells lived about?
According to the fossil record, the earliest cells lived about 3.5 billion years ago.
What is the earliest Bible on record?
the earliest bible on record is 1592 when the French invaded Turkey, otherwise known as the Ottoman Empire (back in the ww1 pre ww2 era)
