利用者:CleopatraBorton807
出典: くみこみックス
M (新しいページ: 'A long Life Span of Animals - Sea Turtles Sea turtles appeared on earth more than 200 million years back, it's the famous "living fossil." Based on the record of "Guinness B...') |
M (新しいページ: 'A long Life Span of Animals - Sea Turtles Sea turtles appeared on earth more than 200 million years back, it's the famous "living fossil." Based on the record of "Guinness B...') |
最新版
A long Life Span of Animals - Sea Turtles
Sea turtles appeared on earth more than 200 million years back, it's the famous "living fossil." Based on the record of "Guinness Book of World Records", it has the longest lifespan of up to 152 years. It's worthy of the old god of longevity in animals. As sea turtles possess the longest life time, so coastal people regard them as a long-lived mascot, much like mainland people regard Songhe denoting longevity, coastal people also regard sea turtle as a symbol of longevity. You will find eight types of sea turtles within the sea, among which four produced in China, mainly in Shangdong, Fujian, Taiwan, Hainan, Zhejiang and Guangdong province in China. The biggest quantity of turtles in China is green sea turtles.
Sea turtles usually have activities in the 2nd floor of their regular migratory routes along the coastal waters. They become mature at 20-30 years of age. Once the breeding season comes, they go back to their "homeland". No matter how remote it's, they can also find their very own birthplace, and lay eggs there. Chances are that they can not breed lifelong if their birthplace is damaged.
The biggest quantity of nesting can be 200 or so, the minimum is also more than 90. The amount of eggs is much more, however the incubation survival minute rates are really low. Once the small turtles hatched, first of all, they have to climbed from the sand themselves, after which hurriedly toward the ocean. It's full with danger when the small turtles move from the sand to the beach, some natural enemies regard these young lives as a delicacy. To successfully reach the sea is only part of the young turtles, these survivors will grow and rise in the ocean, passing a new cycle of reproduction.
It's a very interesting question, "how perform the sea turtles maintain the gender balance." Sea turtles mainly reside in the ocean, they can not only breath with lungs, but additionally may take full advantages of some of the special organs to acquire oxygen from seawater. They are fully adapted to the marine environment. Sea turtles are large, and have large volume of activities, their appetite is much greater than the tortoise. They consume a lot of fish, fish eggs, shrimp, crustaceans and mollusks and algae every day.
Their teeth are hard and strong, they are able to easily bit the shell of mollusk. In the habits of the turtles, the key of their longevity is nothing more than a big appetite, slow activity along with a hard outer shell to protect. Sea turtles are a treasure, the delicious meat and rich nutrient cannot only make our own be able to longevity, but also a really high nutritional value of supplement, individuals who eat can make them live longer. Just as these, more and more turtles are killed by people.
