Originally, there were 10,000 different species—today, only a few survive in the western Pacific Ocean and coast of the Indian Ocean.
Are there still dinosaurs in the ocean?
For millions of years, reptiles dominated the Earth. Many that dwelled on land were dinosaurs. But no dinos swam in the seas.
What happened to the sea dinosaurs?
The asteroid that killed the dinosaurs acidified the ocean in a ‘flash,’ killing most marine life. The seas could see a similar problem a century from now. A massive asteroid struck present-day Mexico 66 million years ago. The impact contributed to the extinction of the dinosaurs and 75% of life on Earth at the time.
What prehistoric fish are still alive?
The “four-legged fossil fish” known as the coelacanth has been found alive and well in the West Indian Ocean off the coast of Madagascar, according to a report from the nonprofit environmental conservation platform Mongabay News.
Are sea monsters still alive?
Other reports are known from the Pacific, Indian and Southern Oceans (e.g. see Heuvelmans 1968). Cryptozoologists suggest that modern-day monsters are surviving specimens of giant marine reptiles, such as an ichthyosaur or plesiosaur, from the Jurassic and Cretaceous Periods, or extinct whales like Basilosaurus.
Are sharks dinosaurs?
Today’s sharks are descended from relatives that swam alongside dinosaurs in prehistoric times. … It lived just after the dinosaurs, 23 million years ago, and only went extinct 2.6 million years ago.
When did last dinosaurs die?
Dinosaurs went extinct about 65 million years ago (at the end of the Cretaceous Period), after living on Earth for about 165 million years.
How fast the asteroid that killed the dinosaurs?
Read more: Incredible fossil find may be first victims of dino-killer asteroid. The simulations that best matched observations of the crater were those where the asteroid came in relatively fast, around 20 kilometres per second, and hit the ground at an angle of around 60 degrees from horizontal.
How did all the water dinosaurs die?
They were wiped out by the same asteroid impact on the Yucatan peninsula in Mexico at the end of the creatatious epoch 66 million years ago. Same way the Land-based dinosaurs went extinct. By being large and needing lots of food.
Why did crocodiles survive dinosaurs didn t?
Crocodiles survived the asteroid strike that wiped out the dinosaurs thanks to their ‘versatile’ and ‘efficient’ body shape, that allowed them to cope with the enormous environmental changes triggered by the impact, according to new research. Crocodiles can thrive in or out of water and live in complete darkness.
Can dinosaurs come back?
Without access to dinosaur DNA, researchers can’t clone true dinosaurs. New fossils are being uncovered from the ground every day. … In 2020, researchers from the U.S. and China discovered cartilage that they believe contains dinosaur DNA, according to a study published in the journal National Service Review.
Are fish older than dinosaurs?
Since the extinction event that wiped out the dinosaurs 66 million years ago, fish have evolved and diversified, leading to the wide variety of fish species we see today. According to a new study, many of today’s fish lineages emerged right around this time. …
What was the first animal on earth?
A comb jelly. The evolutionary history of the comb jelly has revealed surprising clues about Earth’s first animal.
How big is the Kraken?
The average kraken was about 100 feet (30 meters) in length and weighed about 4,000 pounds (1,800 kilograms).
What is the scariest sea creature in the world?
If this list of scary deep sea creatures is any indication, what will be discovered could be just as terrifying if not even more frightening.
- Sarcastic Fringehead. …
- Northern Stargazer. …
- Giant Squid. …
- Black Dragonfish. …
- Gulper Eel. …
- Fangtooth Fish. …
- Frilled Shark. …
Is a sea monster real?
Hundreds of years ago, European sailors told of a sea monster called the kraken that could toss ships into the air with its many long arms. Today we know sea monsters aren’t real–but a living sea animal, the giant squid, has 10 arms and can grow longer than a school bus.