Drought in Africa: A brief look at the drought conditions in Ethiopia and the need for solutions at the village level. Where the Bay Becomes the Sea: A documentary about the fragile and complex marine ecosystem in the Bay of Fundy. The film traces relationships within the food chain - from tiny plankton to birds and seals and finally to whales and humans.[397] Insect Communication: A look at the hearing and sound-producing mechanisms of insects, used for attracting a mate, defining territory, and defending against bats.