The Dhaka Times Desk When we think of prehistoric animals, the first thing that comes to our mind are giant animals including dinosaurs. But do you know that there are some marine aquatic animals that have survived in this world since prehistoric times or the time of dinosaurs? These animals have survived by adapting to the changing environment of the Earth. today we The Dhaka Times I will highlight those animals one by one for the reader.
1. Alligator Gar
This is the largest freshwater fish in the United States and can reach up to 10 feet in length. They look a lot like crocodiles because of their long mouth and sharp teeth. Hence their name is alligator gar or crocodile fish. They can survive out of water for up to two hours. This means that their vitality has sustained them since prehistoric times.
2. hagfish
One of the most hated creatures in the sea is the hagfish. They are more hated because of their awkward eating habits. They make a sticky substance and mix it with water to make it more sticky. Then throws it at the victim. Then, like a leech, it clings to the prey and tears the flesh from the victim's body. Their age on earth is approximately 500 million years.
3. Lancetfish
This sea creature can be up to six and a half feet in length. Their age on earth is about 25 million years. They can be distinguished by their dorsal fins and silver body color. They are found in almost all seas.
4. Aripama
Arepama is the largest freshwater fish. They can weigh up to 400 pounds. They are more common in the Amazon River in South America.
5. Bowfin
Another freshwater fish that has survived since the time of the prehistoric dinosaurs. They can be found in various rivers of the United States.
6. sawfish
The sawing of the front edge of the face can make anyone cringe. With this saw they protect themselves from enemy attacks. Their presence on earth is about 20 million years.
7. Field Shark or Kunjit Shark
Because of their unique shape of the gills on the sides of their mouths, they are called the bulging sharks. Their face looks like a big snake. They have persisted with this physique for many years. They can swim to a depth of about 5000 feet in the ocean.
8. Sturgeon
This fish is found in the Fraser River in British Columbia. This giant fish has survived on earth for about 200 million years.
9. Dinosaur eel or bun fish
Polyterus senegalus is the scientific name of this fish. It is called dinosaur eel in Africa. They are so named because of the saw-shaped face and the spiny part of the dorsal fin.
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