This episode\u2014which is Number 46\u2014is about a special place in the Malay Archipelago where two bird worlds collide. This region lies between Southeast Asia and Australia, between the Indian and Pacific oceans. And it\u2019s crowded with about 25,000 islands, of all sizes.Specifically, we\u2019ll be looking at a geographic feature called Wallace\u2019s Line. More generally, today\u2019s episode will touch on the topic of biogeography.~~ Leave me a review using Podchaser ~~Link to this episode on the Science of...