Why Do Whales Go Through Menopause?
DNYUZ,
Menopause is all too familiar to women, but in other species it’s remarkably rare.
Menopause is all too familiar to women, but in other species it’s remarkably rare.
Grandmas rule!.
As orcas estão entre os animais marinhos mais bem-sucedidos, ficando no topo da cadeia alimentar dos mares — saiba até onde vai…
As orcas podem estar ganhando fama pelo comportamento agressivo contra embarcações humanas nos últimos anos, mas esses cetáceos…
ההנחה עד היום היתה שאין כמעט מינים של בעלי חיים שבהם הנקבות ממשיכות לחיות לאחר סוף תקופת הפוריות.
Животным выгодно размножаться как можно дольше — так они оставляют больше потомства, носителей своих генов.
La menopausa non è un'esclusiva umana, ma non è neanche una condizione diffusa nel regno animale: a parte noi, è presente solo…
Orcas and humans are among just a small handful of animals that undergo menopause—only six total species are known to cease…
De notre point de vue anthropocentrique, l’aptitude à faire jaillir de l’encre ou à changer de couleur peut sembler étrange…
폐경 지난 어미 있으면 수컷 상처 35% 적어 자식 통해 유전자 퍼뜨리는 ‘할머니 가설’ 여성은 폐경 후 10년마다 손자 2명 더 봐 범고래도 할머니가 무리 이끌면 생존율 높아 다 큰 아들이 맞고 다니지 않는지 늘 따라다니며 감시하…
In our human-centric view, the ability to shoot ink or change colors may seem odd, but you know what’s really odd? Menopause.
Belugas pass cultural knowledge across generations. Their survival may depend on how they collectively adapt.
Belugas pass cultural knowledge across generations. Their survival may depend on how they collectively adapt.
- NewsBreak Underwater view of Beluga Whales swimming in Churchill River near Hudson Bay.
This article was originally published on Undark. When Roswell Schaeffer Sr. was 8 years old, his father decided it was about…
Until recently, scientists have known little about the collective behaviour of wild animals because it’s difficult to observe…
Many animals form groups. Living in a group can protect individuals from predators, reducing risk; it also helps them to find…
Anna Bracken, Swansea University Many animals form groups. Living in a group can protect individuals from predators, reducing…
Many animals form groups, and living in a group can protect individuals from predators, reducing risk; it also helps them to…
Many animals form groups. Living in a group can protect individuals from predators, reducing risk; it also helps them to find…
– By Anna Bracken, PhD student, Swansea University Two chacma baboons (_Papio ursinus_) in Da Gama Park, Cape Town.
Two chacma baboons (_Papio ursinus_) in Da Gama Park, Cape Town. Anna Bracken Many animals form groups.
Many animals form groups. Living in a group can protect individuals from predators, reducing risk; it also helps them to find…
Many animals form groups. Living in a group can protect individuals from predators, reducing risk; it also helps them to find…
Becoming a grandmother is wonderful – one moment you are just a mother and next, you are all wise and pre-historic.
نحن محظوظون حقا لوجود أجدادنا في حياتنا، فهم مصدر الحكمة والراحة والفرح، الكثيرون منا نشؤوا بالفعل مع أجدادهم، فالعائلة لا تقتصر…
Любопытное поведение бабушек встречается у косаток. Особи этого вида могут жить еще очень долго после периода размножения.
Representative image: Panos Sakalakis/Unsplash. The following text, in Kannada, was translated from the English original, by…
Representative image: Panos Sakalakis/Unsplash. The following text, in Kannada, was translated from the English original, by…
A woman with her grandchildren, in Bhutan. Photo: Asian Development Bank/Flickr, CC BY NC ND 2.0.
Grandmother orcas that are no longer breeding help improve their grandcalves’ chances of survival, a new study has found.
In all the animal kingdom - all those tens of thousands of mammals, birds, fish and amphibians - only a handful are known to…
过年回家,少不了被更年期的老妈唠叨,不少人还得被年迈的奶奶、外婆催婚。不过,别觉得烦哦,要知道,你可是属于极少数能拥有更年期的老妈和祖母的物种之一呢。地球上的大多数动物在完成了生育的任务之后都会死亡,只有人类、虎鲸、短肢领航鲸等极少数的物种能在生育停止后再多…
过年回家,少不了被更年期的老妈唠叨,不少人还得被年迈的奶奶、外婆催婚。不过,别觉得烦哦,要知道,你可是属于极少数能拥有更年期的老妈和祖母的物种之一呢。地球上的大多数动物在完成了生育的任务之后都会死亡,只有人类、虎鲸、短肢领航鲸等极少数的物种能在生育停止后再多…
МОСКВА, 4 мар — РИА Новости, Альфия Еникеева. Бабушки есть только у нескольких видов животных — человека, косаток, китов-белух и…
What do hyenas, killer whales and elephants have in common? Theyre members of an exclusive club where female bosses are the norm.
La menopausia es una proceso biológico extraño que tan solo experimentan tres especies de mamíferos: los humanos, las orcas (Orci…
Schwertwal-Weibchen werden uralt, können aber den Großteil ihres Lebens keinen Nachwuchs bekommen.
Killer whales are just one of the three species that undergo menopause. These species continue to live for a period of time…
The ecotypes of killers live in many places around the globe, with Hebridean population decreasing (our story from the "West…
Give or take a dozen years, the killer whale known as Granny may have been as old as 105 when she disappeared.
Give or take a dozen years, the killer whale known as Granny may have been as old as 105 when she disappeared.
J2, the oldest and perhaps most favorite SRKW, is now considered deceased. Last seen in Oct: https://t.co/YUPMCir7HR pic.twitter.
The Secret of How Elephant Societies Remain Intact Despite the Poaching Crisis As global demand for illegal ivory soared last…
La razón detrás de la larga vida de las orcas, aún después de la menopausia, radica en que las hembras más viejas transmiten su…
Current Biology : Ecological Knowledge, Leadership, and the Evolution of Menopause in Killer Whales Current Biology …
The California Coastal Commission has approved Seaworld’s proposed expansion of tanks it uses to hold orcas, but has banned the…
A water park in France is being criticised after one of its killer whales died after recent flooding.
Les rapports dominants-dominés sont légion dans le monde vivant. Chez l’être humain, il s’agirait d’une invention relativement ré…
In whales -- and in humans -- older females seem to offer a special benefit to groups.
Menopause is a downright bizarre trait among animals. It's also rare. Outside of the human species, only the female members of…
Postmenopausal killer whales were more likely to take the lead on the hunt than male whales, especially in times of scarcity…
Uno studio pubblicato su Current Biology spiega perché, evolutivamente parlando, le orche assassine sopravvivono alla menopausa…
Post-menopausal killer whales tend to be the leader of their pod. New research reveals this has something to do with the older…
Salmon fishing better than ye men Post-reproductive female killer whales act as key "repositories of ecological knowledge" to…
Chuck Bednar for redOrbit.com - @BednarChuck Once they undergo menopause and their reproductive cycles come to an end, older…
Men may rule the world, but in the ocean, it’s older females who are killing it. British researchers studying killer whales off…
Female orcas typically stop breeding around the age of 40, which is roughly the time when their male counterparts tend to, well…
When it comes to whales, grandma may be in charge. Scientists have found that menopausal female killer whales not only serve as…
Highlighting the best of the rest in the Open Access ecosystem The post Open reading frame: killer whales, dragonflies
Las cetáceas alcanzan los 90 años para aportar a los hijos su vital conocimiento del medio
Schwertwal-Weibchen können 90 Jahre alt werden, pflanzen sich den Großteil ihres Lebens aber nicht fort. Doch bis ins hohe…
www.LaporanPenelitian.com - Paus Pembunuh ( Orcinus orca ) mengikuti pemimpin post-menopause, perempuan yang lebih tua…
Oltre agli esseri umani e ai globicefali di Gray, le orche sono l'unica specie in cui in natura le femmine sopravvivono per…
It is well known that women after a certain age undergo menopause, a trait that is rare in the animal kingdom. However, outside…
Female orcas, which can live to be 90, act as "wise women" to help their families survive, researchers find. Long post-menopausal…
Brooks Hays SEATTLE, March 5 (UPI) -- A new study claims aging female matriarchs serve as vital sources of ecological…
Menopause is a downright bizarre trait among animals. It's also rare. Outside of the human species, only the female members of…
Menopause is a downright bizarre trait among animals. It's also rare. Outside of the human species, only the female members of…
Whale females, like humans, live well past menopause, a trait possibly selected for because their knowledge base can help their…
LONGEVITY MYSTERY: Old female killer whales use their ecological wisdom to help their families through tough times, a new study…
Taking the lead on salmon hunts may be postmenopausal killer whales’ way of sharing their ecological knowledge.
When their reproductive years are done, females take on new roles as wise survival guides
Wisdom of the elders may help killer whales make it through rough times, with older females leading the pods to salmon feeding…
The wisdom of elders may help whales survive years of famine
Menopausal female killer whales are knowledgeable leaders who help younger members of their community find food, particularly…
Klimakteriet kan tyckas strida mot evolutionens lagar. Trots det kan en späckhuggarhona leva 50 år efter att hon inte längre…
Female killer whales that live long past their "child-bearing" days may be wise matriarchs that help their groups survive, a…