biology: exploring the living world - part 9 of 33. this overview film from the encyclopaedia britannica education biology program will spark students' interest in the study of biology. the film examines the relationship between living things and their ph - starfish oocyte stock videos & royalty-free footage00:33Biology: Exploring the Living World - part 9 of 33. This overview film from the Encyclopaedia Britannica Education Biology Program will spark students' interest in the study of biology. The film examines the relationship between living things and their phSperm, Fish