First place, Mosasaurus. Second place, Megalodon. Third place, Basilosaurus. Fourth place, Dunkleosteus. Fifth place, Phanglong. Sixth place, Liopleurodon. Seventh place, Melville's whale. Eighth place, Hélicoprion. Ninth place, killer whale. Number 10, sperm whale.
1. Mosasaurus: Mosasaurus is not a dragon, but a reptile overlord of the ocean, the ultimate boss of the Mesozoic ocean. It resembles a crocodile with huge fins, head and body, a maximum length of 17 meters, a weight of up to 24 tons and many rows of sharp teeth. Its powerful combat power makes it invincible in the ocean.
2. Megalodon: The origin of the megalodon is due to its large teeth. It is speculated that it could be the beast with the greatest biting force found on earth. Its large mouth measures 3.4 meters wide and 2.7 meters high. It has up to 250 teeth, each about the size of a phuman soul. Biting prey with such large teeth is as easy as spitting out a chicken bone. .
3. Basilosaurus: The maximum length of Basilosaurus is 18 meters and its weight can reach 18 tons. It is a close relative of modern whales and evolved from terrestrial reptiles. It had a pair of small feet, so people at the time thought it was a dinosaur and called it "Saurus King". Later it was discovered that it was a whale.
4. Dunkleosteus: Dunkleosteus was an ancient creature that lived during the Devonian period, approximately 300 to 400 million years ago. The body is huge and clumsy, with the largest body measuring 10 meters long and weighing 4 tons. It was also the largest fish of the time. It can be said that they were invincible because they would eat almost anything, no matter how hard their shell was, it was as easy as "eating marshmallows" in their mouth.
5. Pliosaurs : pliosaurs evolved from plesiosaurs, with shorter necks and longer heads. They are also agile marine reptiles. With a length of 15 meters and a weight of more than 10 tons, its huge body makes it full of power. Its large, flat, wide mouth is full of fangs, which are their deadly weapons.
6. Liopleurodon: The Liopleurodon is an ocean reptile. Its fins are like paddles to move it around. The particular structure of the nasal cavity allows them to have a sensitive sense of smell in water. It can sense its prey from long distances and track them. It uses its sharp, pointed teeth to kill its prey and moves very quickly.
7. Melville's Whale: Melville's whale is similar in size to the modern-day sperm whale, with a body length of over 17 meters and a weight of 65 tonnes. The largest tooth found measures 35 centimeters, which is much larger than the teeth of the cachemodern alots. In 2013, a 40 centimeter long charred whale tooth was discovered.
8. Helicoprion: The teeth of the helical shark are pointed and sharp like serrated teeth, which are exposed outward and coiled inward into spiral teeth with a cutting sensation. The serrated teeth are densely arranged, which can hook and bite the prey well, then carry the prey into the belly when the teeth close, and can fix it firmly in the mouth.
9. Killer Whale: The killer whale is the largest species in the dolphin family. It weighs up to 6 tonnes and has a maximum length of 8.5 meters. Its black and white colors are easily distinguished. The most special thing is its teeth, the number of teeth ranges from 40 to 56. The large cone-shaped teeth are very sharp. Whether it is animals parading through the water or flying low above the water, they have almost all become a meal for the stars.killer whales.
10. Sperm Whale: The sperm whale has a body length of 18 meters and an adult weight of more than 50 tons. The most special thing is its huge head, which makes up 1/3 of the body. We can say that it is the largest known whale on earth. The largest head of a living being. The tail is opposite the head. It is lighter and smaller than the head, making it look more like a large tadpole, clumsy and enormous. The master sperm whale diver can search for food in waters more than 3,000 feet deep. He can also hold his breath and swim while holding his breath for the 90 minutes of swimming to preserve his body's oxygen content.