Sex Determination: More Intricate Than You Assumed

What this episode covers

From something as small and complex as a chromosome to something as seemingly simple as the weather, sex determination systems vary significantly across the animal kingdom. Biologist and teacher Aaron Reedy shows us the amazing differences between species when it comes to determination of gender.Lesson by Aaron Reedy, animation by BuzzCo (http://buzzzco.com). Learn more about your ad choices. Visit megaphone.fm/adchoices

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How long is this episode of TED-Ed?

This episode is 7 minutes long.

When was this TED-Ed episode published?

This episode was published on May 15, 2026.

What is this episode about?

From something as small and complex as a chromosome to something as seemingly simple as the weather, sex determination systems vary significantly across the animal kingdom. Biologist and teacher Aaron Reedy shows us the amazing differences between...

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