long.But some sharks are very small.The dwarf shark is only 6 inches long.Sharks are 100 million years old.In fact,they lived at the same time as dinosaurs.Dinosaurs have already disappeared from the earth,but today we still see sharks live in every ocean,especially those with warm water....
The dwart" shark is only6 inches long. Sharks are 100 million years old. In fact. they lived at the same time as dinosaurs.Dinosaurs have already disappeared from the earth. but today we still see sharks live in every ocean, especially those with warm water.Most sharks have four to six...
If you have a child with shark teeth, visit their website here and see the treatment options. Meanwhile, let’s find out what causes shark teeth. Read More Food Health Optavia Diet: The Optimal Health Program To Lose Weight August 3, 2021 mywellhouse349optavia diet, weight loss0 ...
I also like a gray white great white shark, which has five gills on the left and right sides, and is very cute when opened and closed. It has been said by adults that this is a prominent feature of sharks. Today is the first time Ive seen such a shark, its really rare! Seeing so...
may be targeting them. For now, experts who study the marine mammals can only offer some ideas. “Bottlenose dolphins are highly social animals, and this sociality can be expressed in very physical ways,”Simon Allen, a biologist with the Shark Bay Dolphin Research project,...
It's round. I have eight long arms Maybe they are legs. What am I? I am a(n) octopus14. I have many sharp teeth. I also got a tough (粗糙的) skin. It's grey. I like to eat fish and other se a animals. What am I? I am a shark .15. I am the biggest animal in the...
When it comes to sharks,many people think of their pointy fins and violent nature.But there is more to sharks than their sharp teeth:The creature appeared on earth 410 million years ago,before dinosaurs. However,sharks are now at the edge of extinction.Numbers of sharks have decreased by 71...
we were sitting quietly 73 a lake when we had an unpleasant surprise. We saw a duck come along with three baby ducks paddling happily 74 her. As we watched them, there was a sudden swirl(漩涡)in the water. We saw a pike — a fish which is rather like freshwater shark— and one of...
Fish SkeletonsShark Cartilage Hardened bonesFlexible cartilage Contains calciumDoes not contain calcium Protects internal organsStructural support of the body Some species haveteethon their tongues; these species can use their tongue like a “hook.” Digging into prey and dragging it to the back of ...
Local fishing folk believe that tattoos are done for protection against predators like shark. This practice may have been handed down from Jomon times. Some of the tattoos such as the double lines from eye across cheek appear to have been fairly stable features, lasting from around 3,300 BC ...