Killer whales are an icon of the world's oceans. However, genetic studies show that they haven't always been doing so well- especially during the last Ice Age. What's the story? And what relevance does the millennia-old plight of the orca have today? On the podcast today, we're going to use a genetic study from 2014 to explore just that.

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A small housekeeping note: the lamellipodium episode is taking longer than expected and so has had to be pushed back a bit until November 25th (episode 10).