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Migratory birds are often very tired on long flights. Build a habitat for migratory birds out to sea to replenish their food supply. After a short rest, they dump their feces, which is piped into the ocean. Guano has a positive effect on coral growth in tropical waters and provides nutrients for plants such as algae. Guano is piped into the ocean to provide food for many fish. This allows guano to play a positive role in contributing to the life of the sea.
shi yu zhou,
su qing guo,
yi kang wang,
shu ying liu,