Why do Pigeons nod their Heads?

Ask the Naked Scientists

English - September 02, 2010 23:00 - 24 minutes - 8.38 MB - ★★★★★ - 60 ratings
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Why do Pigeons nod their heads? How does food become body fat? What can you do with a ramjet? We take on these questions as well as discover how megapixels are formed, whether bees go into their hives at night and why we use CO2 in fizzy drinks. Plus, we sniff out why cows produce methane! Like this podcast? Please help us by supporting the Naked Scientists