Top 10 Oldest Surviving Species In The World

Top 10 Oldest Surviving Species In The World
In The Animal Kingdom You Need A lot More Than Big Teeth And Claws To Survive.These Incredible Life Forms Have Been Living On This Planet Longer Than Dinosaurs And Are Still Going on. Lets Come To know About Their Amazing Etymology And Survival Skills That Have Kept Them For So Long on This Planet. Here is the list of Top 10 Oldest Surviving Species In The World.

Top 10 Oldest Surviving Species In The World

10. Martialis Heureka Ant

 
Oldest Surviving Species
 

This Species Of Ant Was Discovered In Year 2000 In Amazon Rain forests Brazil. This Ant Is Considered To Be The Ancestors Of All The Ants Living Today.The Biological Name Of This Ant Is Martialis heureka. This Ant Has Existed On This Earth For 120 Million Years. It is the 10th oldest surviving species in the world.

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9. Sturgeon

 
Oldest Surviving Species
 

Sturgeons are native to subtropical, temperate and sub-Arctic rivers, lakes and coastlines of Eurasia and North America.Their Evolution Dates Comes From Triassic Some 245-208 Million Years Ago.The family is grouped into four genera: Acipenser, Huso, Scaphirhynchus and Pseudoscaphirhynchus. Four species may now be extinct.Two closely related species, Polyodon spathula (paddlefish) and Psephurus gladius (Chinese paddlefish, possibly extinct) are of the same order, Acipenseriformes, but are in the family Polyodontidae and are not considered to be “true” sturgeons. Both sturgeons and paddlefish have been referred to as “primitive fishes” because their morphological characteristics have remained relatively unchanged since the earliest fossil record. They Are Commonly Used For harvesting Of Caviar A Luxury Food. It is the 9th oldest surviving species in the world.

8. Horse Shoe Shrimp

 
Oldest Surviving Species
 

They Were Discovered In 1995 By Howard L. Sanders.They Are Also Called As Cephalocarida. They Are 2-4 MM In Length And Have Elongated Body.They Have Large Head.During The Discovery Of Horse Shoe Shrimp, No Fossil Records Were Found. They have Been On This Planet For About 200 Million Years. It is the 8th oldest surviving species in the world.

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7. Ginkgo Biloba Tree

 
Oldest Surviving Species
 

Is Also Known As Maiden Hair Tree is the only living species in the division Ginkgophyta, all others being extinct. It is found in fossils dating back 270 million years.This Tree Is Wisely Cultivated And Have Been Cultivated Since Early Human History. This Tree Was Used For Traditional Medicinal Use And Was Used For Food Also. It is the 7th oldest surviving species in the world.

6. Coelacanth

 
Coelacanth
 

The Coelacanth, which is related to lungfishes and tetrapods.It Was Discovered On 23 December 1938 On The East Coast Of South Africa. Coelacanths were thought to have become extinct in the Late Cretaceous, around 66 million years ago, but were rediscovered in 1938 off the coast of South Africa.They Have Been Found On This Planet For About 360 Million Years. It is the 6th oldest surviving species in the world.

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5. Horse Shoe Crab

 
HorseShoe Crab
 

They are invertebrates, meaning that they lack a spine. Horseshoe crabs live primarily in and around shallow ocean waters on soft sandy or muddy bottoms. They occasionally come to shore to mate. They are commonly used as bait and in fertilizer. In recent years, population declines have occurred as a consequence of coastal habitat destruction in Japan and overharvesting along the east coast of North America. Tetrodotoxin may be present in the roe of species inhabiting the waters of Thailand. They Have Been On This Planet For About 445 Million Years. It is the 5th oldest surviving species in the world.

4. Sponge

 
Oldest Surviving Species
 

Sponges are similar to other animals in that they are multicellular, heterotrophic, lack cell walls and produce sperm cells. Unlike other animals, they lack true tissues and organs and have no body symmetry. The shapes of their bodies are adapted for maximal efficiency of water flow through the central cavity, where it deposits nutrients, and leaves through a hole called the osculum. Many sponges have internal skeletons of spongin and/or spicules of calcium carbonate or silicon dioxide. All sponges are sessile aquatic animals. Although there are freshwater species.They Are On The Earth For About 580 Million Years. It is the 4th oldest surviving species in the world.

3. JellyFish

 
Oldest Surviving Species
 

JellyFish are soft-bodied, free-swimming aquatic animals with a gelatinous umbrella-shaped bell and trailing tentacles. The bell can pulsate to acquire propulsion and locomotion. The tentacles may be utilized to capture prey or defend against predators by emitting toxins in a painful sting. Jellyfish species are classified in the Subphylum Medusozoa which makes up a major part of the phylum Cnidaria, although not all Medusozoa species are considered to be jellyfish.Jellyfish are found in every ocean, from the surface to the deep sea. Scyphozoans (the “true jellyfish”) are exclusively marine, but some hydrozoans live in freshwater. Large, often colorful, jellyfish are common in coastal zones worldwide. Jellyfish have roamed the seas for at least 500 million years, and possibly 700 million years or more, making them the oldest multi-organ animals. It is the 3rd oldest surviving species in the world.

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2. Nautilus

 
Oldest Surviving Species
 

Found In Indo-Pacific Region from 30° N to 30° S latitude and 90° E to 175° E longitude. They inhabit the deep slopes of coral reefs.Nautiluses are scavengers and opportunistic predators. They eat molts of lobsters, hermit crabs, and carrion of any kind.They Are 500 Million Years Old Species Still Existing On This Planet. It is the 2nd oldest surviving species in the world.

1. CyanoBacteria

 
Oldest Surviving Species
 

CyanoBacteria also known as Cyanophyta, is a phylum of bacteria that obtain their energy through photosynthesis, and are the only photosynthetic prokaryotes able to produce oxygen.They Are Also Called As Blue-Green-Algae.This Organism Has Evolved Over Time And Is Able To Survive Still In This Time. They Were On This Planet For 2.8 Billion Years. It is the oldest surviving species in the world.

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