1. Grandmother killer whales boost survival of calves  BBC News
  2. Why do orca grandmothers live so long? It's for their grandkids.  National Geographic
  3. Granny killer whales pass along wisdom—and extra fish—to their grandchildren  Science Magazine
  4. Killer whale grandmothers boost survival of calves  Phys.org
  5. Orca whales rely on grandmothers to look after babies like humans do  Business Insider
  6. View full coverage on Google News
The "grandmother effect" was even stronger with grandmothers that had gone through the menopause.The "grandmother effect" was even stronger with grandmothers that had gone through the menopause.

Grandmother killer whales boost survival of calves - BBC News

Orca whales and humans share a trait that's rare among mammals: Females survive long past their reproductive period and take care of grandchildren.Orca whales and humans share a trait that's rare among mammals: Females survive long past their reproductive period and take care of grandchildren.

Orca whales rely on grandmothers to look after babies like humans do - Business Insider

Post-menopausal killer whale grandmothers improve the chances of survival for their grand-calves, new research has found.

Killer whale grandmothers boost survival of calves

“Interesting evidence for the "grandmother effect," now in orcas. Grandmother orcas help their grand-whales survive. By @BittelMeThis on @PostHealthSci https://t.co/O9g4Pms91T”

Laura Helmuth on Twitter: "Interesting evidence for the "grandmother effect," now in orcas. Grandmother orcas help their grand-whales survive. By @BittelMeThis on @PostHealthSci https://t.co/O9g4Pms91T"

“This is my favorite story today because I LOVE ORCAS: Grandmother orcas help their grand-whales survive https://t.co/eK9PYuziHx”

Rebecca Shabad on Twitter: "This is my favorite story today because I LOVE ORCAS: Grandmother orcas help their grand-whales survive https://t.co/eK9PYuziHx"

“A killer whale named Shachi stuck by her grandson's side while his mom foraged during a salmon-sparse period. Why did Nova thrive when other young orcas didn't? Could be the "grandmother effect," a study says. By @bittelmethis https://t.co/GdE6z67MA6”

Karin Brulliard on Twitter: "A killer whale named Shachi stuck by her grandson's side while his mom foraged during a salmon-sparse period. Why did Nova thrive when other young orcas didn't? Could be the "grandmother effect," a study says. By @bittelmethis https://t.co/GdE6z67MA6"

“Check out @ORCA_web latest #SOEC report which shows the power of citizen science as well as highlighting critical threats to whales and dolphins like ship strike . https://t.co/PBrlLo524J”

Chris Packham on Twitter: "Check out @ORCA_web latest #SOEC report which shows the power of citizen science as well as highlighting critical threats to whales and dolphins like ship strike . https://t.co/PBrlLo524J… https://t.co/SoWIOPsVfa"

Female orcas go through menopause, living up to 90 years—a longstanding mystery. Now, a new study suggests there’s a reason why.Female orcas go through menopause, living up to 90 years—a longstanding mystery. Now, a new study suggests there’s a reason why.

Why do orca grandmothers live so long? It's for their grandkids.

Study is first direct evidence in nonhuman animals of the “grandmother hypothesis”Study is first direct evidence in nonhuman animals of the “grandmother hypothesis”

Granny killer whales pass along wisdom—and extra fish—to their grandchildren | Science | AAAS

Although they are not able to conceive anymore, orca grandmothers boost the survival of their grand-offspring. Could this explain menopause?Although they are not able to conceive anymore, orca grandmothers boost the survival of their grand-offspring. Could this explain menopause?

Killer whale grandmothers boost survival of young, may explain menopause

In all the animal kingdom - all those tens of thousands of mammals, birds, fish and amphibians - only a handful are known to continue living on long after menopause. Humans are included in this handful. The others are all cetaceans: beluga whales, In all the animal kingdom - all those tens of thousands of mammals, birds, fish and amphibians - only a handful are known to continue living on long after menopause. Humans are included in this handful. The others are all cetaceans: beluga whales, na

Orca Grandmothers Shed New Light on The Mysterious Benefits of Menopause

A fisher's video of what is believed to be type B killer whales in a river off Tasmania's north coast baffles experts, who say the orca subspecies has never been officially recorded on Australia's east coast and should be chasing seals in the Antarctic ice at this time of year.A fisher's video of what is believed to be type B killer whales in a river off Tasmania's north coast baffles experts, who say the subspecies should be chasing seals down in the Antarctic ice at this time of year.

Killer whale pod visit caught on video by Tasmanian man confuses orca experts - ABC News (Australian Broadcasting Corporation)

Doting killer whale grandmothers help their grand calves survive, particularly in times of food scarcity, scientists reported Monday in a paper that sheds new light on the evolutionary role of menopause. Orca females stop reproducing in their thirties or forties but can continue to live for decades more, a phenomenon known only to exist in […]

Caring killer whale grandmas help calves survive – Raw Story