Has turtles been around longer then sharks?

1. Which species has been around the longest?
2. What is the oldest species still alive today?
3. What is the oldest existing animal?
4. What reptile has been on Earth the longest?
5. How long have sharks existed?
6. What animal is immortal?
7. What animal has not evolved?
8. When did the first humans appear?
9. What animal can live up to 500 years?
10. What's the oldest cat ever?
11. Did sharks exist before trees?
12. What is the only animal that never sleeps?
13. Is there any animal that doesn't sleep?

Which species has been around the longest?

Although it can be hard to tell exactly how old some species are and scientists are confident that they still haven't uncovered nearly all the fossils that could be found, most scientists agree that the oldest living species still around today is the horseshoe crab.

What is the oldest species still alive today?

Cyanobacteria are the oldest existing species in the world. These bacteria are believed to be the Earth's oldest known life form. Fossilized stromatolites – a type of layered rock made up of microbial mats of microorganisms – dating back to over 3.5 billion years ago contain evidence of cyanobacteria activity.

What is the oldest existing animal?

Currently the world's oldest known land animal is Jonathan, an 183-year-old Aldabra giant tortoise that lives on the grounds of the governor's mansion in St. Helena, an island off West Africa.

What reptile has been on Earth the longest?

Giant Tortoise

With an average lifespan of over 150 years, giant tortoises are the oldest reptiles in the world. Not only are giant turtles the oldest reptiles, but they are considered the longest lived vertebrae on record.

How long have sharks existed?

The earliest fossil evidence for sharks or their ancestors are a few scales dating to 450 million years ago, during the Late Ordovician Period. Emma Bernard, a curator of fossil fish at the Museum, says, 'Shark-like scales from the Late Ordovician have been found, but no teeth.

What animal is immortal?

To date, there's only one species that has been called 'biologically immortal': the jellyfish Turritopsis dohrnii. These small, transparent animals hang out in oceans around the world and can turn back time by reverting to an earlier stage of their life cycle.

What animal has not evolved?

That said, two mammals that have undergone the fewest evolutionary shifts are the platypus and the opossum, says Samantha Hopkins, associate professor of geology at the University of Oregon.

When did the first humans appear?

Bones of primitive Homo sapiens first appear 300,000 years ago in Africa, with brains as large or larger than ours. They're followed by anatomically modern Homo sapiens at least 200,000 years ago, and brain shape became essentially modern by at least 100,000 years ago.

What animal can live up to 500 years?

The red coral, which can live for five hundred years, is one of several marine species that make human lifespans look like a blink of the eye by comparison.

What's the oldest cat ever?

Creme Puff (August 3, 1967 – August 6, 2005) was a domestic cat, owned by Jake Perry of Austin, Texas, US. She was the oldest cat ever recorded, according to the 2010 edition of Guinness World Records, when she died aged 38 years and 3 days.

Did sharks exist before trees?

You might be surprised to learn that sharks are older than trees as they've been around for at least 400 million years. ... The earliest shark teeth are from early Devonian deposits, some 400 million years old, in what today is Europe.

What is the only animal that never sleeps?

Bullfrogs are thought to be animals that can survive without sleeping for months at a time. While they shut their eyes and go on to rest, they remain alert during these periods. According to research even while resting these huge amphibians were awake enough to respond to painful stimuli and show respiratory changes.

Is there any animal that doesn't sleep?

Bullfrogs… ... The bullfrog was chosen as an animal that doesn't sleep because when tested for responsiveness by being shocked, it had the same reaction whether awake or resting. However, there were some problems with how the bullfrogs were tested.