Ancient or prehistoric animals was not entirely extinct, there are still some ancient animal species that still survive today but of course it was not easy to find, because they tiggal species and its habitat was reduced slightly. The following is an ancient fish fish surviving to the present.
10. Hagfish
According to records, hagfish have been around for over 300 million years. Found in relatively deep waters, these animals are sometimes called slime eels, but they are not actually eels, and in fact they do not even like fish at all.
According to some scientists, they are a very strange animal in all respects, they have the skull but did not have a backbone, and they have two brains. Nearly blind, they feed at night they eat carcasses of large animals (fish, whales, etc.) that fall to the seabed.
9. Lancetfish
Lancetfish known as fish existing in prehistoric times, looked out and the teeth on the jaws and sharp fins on his back. Up to two meters long Lancetfish, this predator was found in all oceans except for the polar regions, Lancetfish eat small fish and squid, and Lancetfish also eat the big fish.
8. Arowana
Osteoglossids (Arowana), these fish are already in the Jurassic period. Today, they are found in the Amazon, and in some parts of Africa, Asia and Australia. Sometimes kept as exotic pets. Arowana is a fish that eat smaller animals and worms that they could get, including birds and bats which they catch while flying, Arowana can also jump up to 2 meters into the air. In China, the Arowana is known as "fish-dragon" because of their appearance, and they are considered a sign of good fortune.
7. Frilled Shark
This deep-sea predators, sharks are one of the most primitive living today, is a relic of the Cretaceous, sharks can grow up to 2 fraying meter (size larger than the female shark shark boys) and they live in deep water, where they mostly eat squid. They are harmless to humans, and actually, sharks spend their entire lives without seeing a human because they live in the deep ocean. Only dead specimens usually seen on the surface and recorded by fishermen or scientists.



