Every year, with the turning of the seasons, a vast number of birds undertake the monumental journey that is migration. But in a warming world, their cues to leave may be getting a bit muddled. Birdwatchers have been noticing that certain species seem to be staying around longer. What is happening with our birds, and what can observing them they tell us about our natural world?
This piece was part of the Signal radio workshop show. Listen to the full show here:
Catch the regular broadcast of The Signal Radio Show every Friday at 11:00 a.m. on CKDU.