Why do crocodiles have such bumpy skin? - a podcast by Dr Chris Smith

Johan aged 5 got in touch to ask: "Why are crocodiles' skin so bumpy and not smooth?" Sally Le Page reached out to James Hennessy from Ireland's National Reptile Zoo for the answer... Like this podcast? Please help us by supporting the Naked Scientists

Further episodes of Question of the Week, from the Naked Scientists

Further podcasts by Dr Chris Smith

Website of Dr Chris Smith