How did your body become the complicated, quirky, amazing machine it is today? Anatomist Neil Shubin uncovers the answers in this 3-part science series that looks at human evolution. Using fossils, embryos and genes, he reveals how our bodies are the legacy of ancient fish, reptiles and primates — the ancestors you never knew were in your family tree.

Your Inner Fish

Professor Alice Roberts joins entomologist Tim Cockerill in a house filled with hundreds of spiders in a one-off documentary revealing the secret life of the spider in the home.