The detection dogs tracking poachers and Covid-19
People Fixing the World - Podcast tekijän mukaan BBC World Service - Tiistaisin
Marlo the labrador is learning how to sniff out Covid-19 in the UK. In Tanzania, Polish hound Thor is on the track of wildlife poachers. We explore how their extraordinary noses are tackling these issues and more around the globe. Produced and presented by Claire Bates
