Scientists witnessed five mass extinctions, and some scientists believe that we live in the sixth extinction age (The Recent Extinction), where the rate of extinction is 40 times larger than the normal rate of...
The extinction Extinction is the continuous decrease without compensation in the number of a certain species of the living organisms until all the members of the species die out or it is the dying...
Suitable conditions for the formation of fossils The organism’s body must be buried immediately after death in a medium that preserves it from decomposition, The organism must have a hard skeleton, A suitable medium...
Fossils Fossils are the traces and the remains of the living organisms which are preserved in the sedimentary rocks, The traces of once old living organisms indicate their activity during their life and the...
