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SOURCES:
https://www.ncbi.nlm.nih.gov/pmc/arti...
https://ucmp.berkeley.edu/protista/ch...
https://www.sciencedaily.com/releases...
https://www.britannica.com/animal/spo...
https://www.google.com/books/edition/...
https://www.tandfonline.com/doi/abs/1...
https://www.ncbi.nlm.nih.gov/pmc/arti...
https://www.nytimes.com/2010/12/14/sc...
https://www.ncbi.nlm.nih.gov/pmc/arti...
https://jeb.biologists.org/content/21...