Orcas are killing porpoises without eating them. Are they doing it just for fun?
Researchers have delved into 60 years of data to unravel the enigmatic reason why Southern Resident killer whales harass, kill, ...
Tag: killer whale
Killer whale mothers don’t stop feeding their full-grown adult sons — and this is costing them dearly
Even in the wild, sons tend to leech off their mothers.
Two gruesome orcas are terrorizing South Africa’s great white sharks, slaughtering them for their livers
Great White sharks have been making a hasty exit from one South African area. Now, scientists have found the stomach-churning ...
Killer whale grandmothers boost survival of young, may explain menopause
Although they are not able to conceive anymore, orca grandmothers boost the survival of their grand-offspring. Could this explain menopause?
How orcas hunt — and some surprising findings
The males hunt more than the females, researchers found.
Killer whales display personality traits such as playfulness, cheerfulness and affection — just like humans or chimps
They are really smart creatures.
Half of world’s killer whales could disappear in next 30 years due to toxic pollutant
PCBs have been banned almost two decades ago but their effects are still widely felt by the iconic orcas.
Grieving orca carries dead calf for seven days in heartbreaking ritual
It's one of the most memorable and heartbreaking processions you can imagine.
Killer whales shed light on the mystery of menopause
To this day, menopause remains a puzzling concept.
Cooperative prey hunting and sharing observed in Norwegian seal-eating killer whales
In Norway, a research project regularly uses drones to investigate dietary habits and predation behaviours of killer whale groups.
Culture drives distinct genetic evolution in killer whales — the first non-human animal to do so
Researchers at University of Bern, Switzerland, found Orcinus orca (killer whales) populations have evolved distinct genetic lineages due to unique ...
How smart are orcas? So smart that they can learn “dolphin”
Orcas are smart, emotional, and very social. In many ways, they're like us.
Documents reveal that SeaWorld gives its orcas antidepressants and psychoactive drugs
As if SeaWorld didn't have enough press with the shocking Blackfish documentary, a document released by Buzzfeed reveals that the ...