Is it possible that the Megalodon still lurks on the ocean floor?

Is it possible that the Megalodon still lurks on the ocean floor?

It’s got to be out there. It doesn’t matter that Otodus megalodon has by all scientific accounts been extinct for more than 3 million years. The ongoing earthly presence of the enormous shark persists in our collective imagination thanks to rumors, legends, and summer B flicks. Meg mythology often posits that the 50-foot predator has been hiding …

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What is the Difference between Sea Urchins and Sand Dollars

What is the Difference between Sea Urchins and Sand Dollars?

 Sand dollars and sea urchins both belong to the phylum Echinodermata, a group which contains other radially symmetrical animals such as starfish and sea cucumbers. Unlike starfish and sea cucumbers, sea urchins and sand dollars belong to the same class: Echinoidea. Members of this class are part of Echinodermata but have a few differences. The …

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