Grandmother Orcas Help Young Whales Survive and Thrive: Study
Grandmother Orcas Help Young Whales Survive and Thrive: Study
Post-menopausal orcas tied to an increase in calf survival by providing food, care, and guidance.
Grandmother Orcas Help Young Whales Survive and Thrive: Study
Grandmother Orcas Help Young Whales Survive and Thrive: Study

Post-menopausal orcas tied to an increase in calf survival by providing food, care, and guidance.

Post-menopausal orcas tied to an increase in calf survival by providing food, care, and guidance.

orca
Mysterious Killer Whales Observed off Chilean Coast
Mysterious Killer Whales Observed off Chilean Coast
Carolyn Wilke | Mar 8, 2019
These Type D killer whales have blunter heads and a different color pattern than other orcas. A new species designation hinges on the results of genetic testing.
Long-Banned Pollutants Will Decimate Orcas: Study
Long-Banned Pollutants Will Decimate Orcas: Study
Shawna Williams | Sep 28, 2018
PCBs persist in the environment and accumulate in killer whales, driving their numbers down.
Contributors
Contributors
The Scientist Staff | Jul 1, 2018
Meet some of the people featured in the July/August 2018 issue of The Scientist.
Book Excerpt from <em>Orca</em>
Book Excerpt from Orca
Jason Colby | Jul 1, 2018
In Chapter 15, author Jason Colby describes a scene of captive orca release and early research into the species' behavior and social organization
NOAA: Common Pesticides Threaten Endangered Salmon, Other Marine Life
NOAA: Common Pesticides Threaten Endangered Salmon, Other Marine Life
Shawna Williams | Jan 16, 2018
Organophosphates jeopardize dozens of species, a federal review finds.
Orca Death Spurs Reevaluation of Satellite Tagging
Orca Death Spurs Reevaluation of Satellite Tagging
Bob Grant | Oct 10, 2016
A cetacean succumbed to a fungal infection shortly after being darted by researchers seeking to learn more about the species’ migrations and population dynamics.
Genome Digest
Genome Digest
Alison F. Takemura | Sep 1, 2016
What researchers are learning as they sequence, map, and decode species’ genomes