A siren song: disappearing songbirds of Asia

Southeast Asia is a major hub for the illegal wildlife trade. One group of animals suffering are the songbirds, which are poached for their melodious calls. With over 400 species and millions of songbirds traded annually across Asia, their numbers are plummeting. So what happens to the ones that are sold into the trade? And does our love for them justify the perpetuation of the practice at such a large scale?