Despite the uniform appearance of pink flamingo herds, individuals live completely different lifestyles. In the Camargue region of France, some remain on their entire lives while others migrate along the Mediterranean coast. Now, scientists believe that these two groups vary in their life as well.
A new research was published on Monday, August 25, in the magazine pnas I found that the migratory Flamingites, who leave Camargue annually to spend the winter in Italy, Spain or North Africa, and the slower life of Flamengo, who are immigrant residents.
The results indicate that there is a link between the behavior of migrants and the rate of aging, adding a new layer of complexity to one of the most central – and fun questions – in biology: Why are living creatures the expiration date? And why does expiration dates vary widely between different types? A new research adds another layer of complexity to these questions.
“Understanding the reasons for the changes in the rate of aging is a problem with obsessive researchers and philosophers Polymaith since ancient times,” said co -author Hugo Cayilla, post PhD researcher at Oxford University, in AVA, in a Release. “For a long time, we believed that these differences have occurred mainly between the species. But recently, our perception of the problem has changed,” he added.
The same type, a different lifestyle – and age
The escalating evidence indicates that individuals within the same species do not often advance at the same rate due to genetic, behavioral or environmental variation, according to Cayuela. Study these differences can help scientists open the secrets of aging. Thanks to their long lives and behavioral diversity, Flamingo’s largest Flamingo in Camargue provides an ideal model for this research.
Cayuela and his colleagues have analyzed more than 40 years of data collected by Tour du Valat Research Institute Flamingo Tracking. These data described the deaths and reproductive patterns between 1,840 immigration and non -immigrants, Flamingus, across the Mediterranean basin. Individuals residing showed low death rates in the early adulthood of migrant individuals, which led to the average expected life of 6.7 years on average.
However, Flamingo, the elder, the immigrant, showed 40 % of aging and later lowering the population of the population. In fact, the results indicate that aging begins a year and a half ago than residents of flamings larger than immigrants.
The researchers also revealed differences in reproductive patterns between Flameguz, the largest migratory and non -migratory. While the population had more possibilities to multiply immigrants before the start of aging, they showed more severe decreases in reproduction as age compared to immigrants.
“While residents can reproduce early early in life, this comes at a cost: high death rate and reduce reproductive success at a later time,” the co -author Joslain Champagon, research scientist at Tour du Valaat, told Gizmodo in an email. “On the other hand, migrants may trade some early reproduction in order to stay better later in life. “
Behavior forms of biology
A co -author of the statement, co -author of the statement, said that these differences “are probably linked to the level of performance among young people and health of old age.” “The residents live intensively at first, but they pay for this pace later. It seems that the immigrants, on the other hand, are progressing more slowly.”
These results indicate that migration comes with some flaws early in life, but it reduces the rate of aging and reproductive aging-the decline associated with age in the individual’s ability to reproduce-in life. According to researchers, this study highlights the decisive role that migration plays in forming alive survival and reproduction, which confirms the importance of behavioral decisions in aging biology.
“Our study shows that the shape and speed of aging can be formed through individual decisions early in life, such as migration or early reproduction”, ” Shamban said. Although these results cannot be applied directly to peopleHe hopes that future studies will address questions on how human migrations affect the rate of aging.
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