Why haven't octopuses evolved shells? Helen Scales answers questions from the audience following her talk. Watch the main event here: https://www.youtube.com/watch?v=n796FoQjOHI
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From shell-stealing octopuses to snails that suck sharks’ blood, molluscs are a weird bunch. Join marine biologist Helen Scales to find out how hermit crabs like to party and butterflies learnt to swim. This interactive talk dives into the spiralling world of seashells and the bizarre animals that make them.
Helen Scales is a marine biologist, writer and broadcaster who manages to combine scuba diving, exploration and storytelling in one job,along with a passion for protecting the oceans. She spends as much time as possible by the sea, or preferably in it.
She writes books and articles and make radio documentaries, searching for stories about the oceans and the natural world, of the wonders of science and of people.