Series 1Faking FossilsThe naturalist recalls finding an ammonite inside limestone, sparking his love of fossils.10 mins21 Aug 2009
Series 1The Serpent's StareLooking at why underground animals have evolved differently from those on the surface.10 mins14 Aug 2009
Series 1Birds of ParadiseMusings on the New Guinea residents, who fooled early explorers with their adornments.10 mins07 Aug 2009
Series 1SalamanderThe naturalist recalls his first pet, a fire salamander which was a birthday present.10 mins31 Jul 2009
Series 1ArchaeopteryxA 150-million-year-old feather from an animal that lived before birds had evolved.10 mins24 Jul 2009