Before humans. Surviving what the dinosaurs didn't.
The following 10 animals are living fossils - animals that survived when others couldn't.
1. Sturgeon
Dates back: 200 million years
Sturgeon are now on the edge of extinction due to polluted waters.
2. Goblin Shark
Dates back: 120 million years
They may look like something out of a Tim Burton film, but they are not dangerous to humans.
3. Lamprey
Dates back: 360 million years
The lamprey has no jaw for all those teeth. Some suck the blood from other fish.
4. Martialis Heureka Ant
Dates back: 120 million years
They may have been around for a while, but these ants weren't discovered until the year 2000 in the Amazon of Brazil.
5. Chinese Giant Salamander
Dates back: 170 million years
The Chinese great salamander is the largest amphibian on Earth, reaching a length of 6 feet. The Chinese consider the salamander a delicacy and it is often used in traditional medicine.
6. Echidna
Dates back: 19 to 48 million years
7. Coelacanth
Dates back 170 million years
The coelacanth was considered extinct before 1938. This species has characteristics of reptiles, mammals and lungfish.
8. Nautilus
Dates back: 500 million years
The nautilus has seen three mass extinctions and survived, but it is still teetering on the edge of extinction.
9. Jellyfish
Dates back: 700 million years
They may be a nuisance at the beach, but they have earned their right to stay by surviving 700 million years.
10. Solenodon
Dates back: 76 million years
It's nocturnal and venomous and has been around for 76 million long years.
Article based on information from ViraLands and other sources.