Pigeons have an extensive navigational toolkit at their disposal. They can use sight, smell, sound and even this weird magnetic sense to get around. Is any one thing the main system of navigation? Or is that the wrong way to think about it? It just depends what the animal needs at the time.
As part of a massive new global tracking project, scientists are monitoring animals from a receiver on the International Space Station, mapping the incredible, previously unknown journeys that animals undertake. They’re beginning to tackle questions like how far do animals actually move? And how in the world do they know where they’re going?
Learn more about your ad choices. Visit podcastchoices.com/adchoices