How Will You Define the Paleozoic Era?
Paleozoic is an era in the history of the Earth known from the study of rocks and of fossil remains found in them (the…
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Extinction
Who Are Botanists?
Botanists are plant biologists who can work in a wide variety of settings. Some work for colleges and universities as teachers or researchers. Others…
Is It True That Sharks Do Not Get Cancer?
Sharks definitely do get cancer. Scientists have known for more than 150 years that sharks get cancer and yet the belief persists that they
Why Did the Dinosaurs Die Out?
Why Did the Dinosaurs Die Out? No one really knows the exact reasons for the extinction of these gigantic reptiles. But many theories have b
Where Did All the Dodos Go?
Where Did All the Dodos Go? The dodo was rather a stupid bird. Indeed, it was so stupid that it was named dodo by the Portuguese when they d