Come learn about the possible reasons why the enormous Irish elk went extinct, the conflict between sexual selection and survival, and the orc of the swine world on this episode of Species.

Bibliography: https://docs.google.com/document/d/103mGaTzYZfrA9SHKig9BYhrg363HEV7w1UdA4qpJ-BA/edit?usp=sharing

It might be more appropriate to call them the alligator-snapping turtle. Come learn about the largest snapping turtle on earth.

Bibliography: https://docs.google.com/document/d/14FZe2J58br8Ls7bLl2ZnFwNEb8pCxuQUewtv1ZRElWY/edit?usp=sharing

Poisonous birds are real. Come learn about one on this episode of Species.

Bibliography: https://docs.google.com/document/d/14jU3dUvrQbLQLhJC6o4-VQwjlTxcUWy6H1YhNlMr41Q/edit?usp=sharing

If you would like to learn about human evolution, listen to Macken's new audio course here: https://frstre.com/go/?a=95595-7e38d9&s=1771291-5cf1d5&p_affiliate.referral_code=mackenmurphy

This is my affiliate link, I get 30% of your subscription if you sign up here. If you use the promo code "mackenmurphy," you get 30% off yours!

Come learn about the heads of hammerhead sharks and find out why a fish would hold their breath underwater.

Bibliography: https://docs.google.com/document/d/1exsssJqR0O0mj0xxNkNhwU1hTlwsdV2FAWGPJ1aLPtc/edit?usp=sharing

Here is the affiliate link for my new audio course, "Human Evolution," first episode is free: https://frstre.com/go/?a=95595-7e38d9&s=1771291-5cf1d5&p_affiliate.referral_code=mackenmurphy

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I preview my new 10-lesson audio course, "Human Evolution," on Listenable.

Here's the link to listen, the introductory lesson is free: https://frstre.com/go/?a=95595-7e38d9&s=1771291-5cf1d5&p_affiliate.referral_code=mackenmurphy

(Full disclosure: This is my affiliate link, and if you use it, I get an additional 30% of your subscription. Thank you so much for your support. Send me a message on mackenmurphy.org/contact if you can't afford to listen, and I'll help you out.)

If a big cat is going to eat Macken, he hopes it's a jaguar. Find out why, and learn all about this terrifying animal on this episode of Species.

Bibliography: https://docs.google.com/document/d/14kXGxp5UahAUB5WfgcQ8UlPTNmOCdlEFrUA84XPxmS8/edit?usp=sharing

This butterfly is a Trojan horse and a Rube Goldberg machine wrapped into one. Come learn about oregano's roundabout way of defending itself on this episode of Species.

Bibliography: https://docs.google.com/document/d/1lLH6Wy3Fba04ZP3g9yVrQp5puslJOPdfFV5QrvwHJzU/edit?usp=sharing

Did the washing machine liberate women? Can compost spontaneously combust? Will AI exacerbate inequality? Find out about the malleefowl and (tangentially) related topics on this episode of species.

Bibliography: https://docs.google.com/document/d/1MD4pevnsRvPaTuAG_u1PrqkltukyqVi79We4z8gLX08/edit?usp=sharing

What's the Code of Hammurabi? If earthworms could write horror movies, what would the monster look like? Come learn about the limbless amphibian who eats their mother on this episode of Species.

Bibliography: https://docs.google.com/document/d/1N4CxfnqU4OobOIvPQPk7FWcLsZHqzPHOPY-rlT5c8YE/edit?usp=sharing

This creature brings a whole lot more than nudity to the table. These rats live like ants, and can live without almost anything. Come learn about one of the strangest animals on the planet on this episode of Species.

Bibliography: https://docs.google.com/document/d/196o_CurSfPqdIRmm7Q1L_9YQ6LCSLU7wxMnFiOjyDLY/edit?usp=sharing