We're back in the bee lab with Gabrielle Flinn as she puts tiny numbered tags on bumblebees - stay tuned as more about her research unfolds. Full list of bumblebee videos at: http://bit.ly/130p1z1 This video was filmed and edited by James Hennessy. Previous video about Gabby at https://www.youtube.com/watch?v=KHCQjbP2yzc Test Tube is a project by video journalist Brady Haran for the University of Nottingham. More at http://www.test-tube.org.uk/ Brady's other channels include: null (Chemistry stuff) null (Physics and astronomy) null (Numbers and maths) null (Space stuff) null (Science and behind the scenes) null (Food science) null (Big science facilities) null (Favourite scientists) null (Academic look at the Bible) null (Modern language and culture) null (Philosophy stuff) null (Psychology stuff)