In this episode, Matt and Kevin (mostly) take a break from politics to discuss pigeon migration using magnetoreception, with macrophages! Maybe.

Links

* The paper: Homing pigeon navigation relies on superparamagnetic macrophages under overcast conditions

* An Immense World by Ed Yong, a beautiful book about animal senses.

* Wikipedia article on magnetotactic bacteria.

* Previous Audiommunity episode about headbutting that Matt mentions in the intro

* Take action to prevent that OMB rule change that would put political hacks in charge of nearly $1 trillion in government grants.

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