The Resident
Orca Groups with Radically Different Cultures Are Actually Separate Species
“Resident” and “transient” killer whales, or orcas, have unique hunting habits and genetics, proving they are in fact separate species
Two populations of killer whales off the Pacific Northwest coast have clear, major differences in culture: one group hunts down and kills large marine mammals in aggressive coordinated attacks, while… [+5660 chars]
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