Zoologist Mark Carwardine outlines just how hard whale spotting can be. And promptly gets upstaged by the biggest whale there is. This clip was taken from Big Blue Live, an exciting new live series coming soon to BBC One in the UK and PBS in the US. You can find out all the latest information here www.facebook.com/BBCBigBlueLive
Here at Earth Unplugged we are very excited to announce #EarthOnLocation. We'll be bringing you video footage captured by our crews around the world as they search for fascinating stories to share with you about the natural world.