Babies in the womb could be saved with the help of a glue based on proteins found in mussels. Performing surgery on foetuses in the womb is an astonishing medical feat but closing the delicate amniotic sac after surgery is difficult. A synthetic adhesive could do the job and help save lives of the youngest patients. For extra information about all episodes, visit our #30Animals website: www.bbcworldservice.com/30animals