7. Describe one shark from the Cenozoic era. What does the shark look like?

the Carcharodon megalodon is an extinct megatoothed shark. megalodon was an apex predator of its time, and possibly the largest and most powerful macro-predatory fish that ever lived. Carcharodon may have approached a maximum of around 67 feet in total length.

Megalodon was the largest predatory marine animal in the Cenozoic Era. It can grow to a length of over 60 feet long and a weight of 100 tons.