Colour-switching sticklebacks, geckos with enough adhesive power to hold up a human, bats with built-in sonar and moles with amazing noses - this week we go in search of the world's most incredible animals. Scientists passionate about their species put their cases to our panel. But which animal will be crowned king?
The problem with the geckos is this, "What sort of tack could you use to harness them up?" Pecos_Bill, Fri, 29th May 2015