1. Clark CW (in press) Acoustic communication and behavior of the southern right whale. In: Payne R (ed) Communication and behavior of whales. Westview Press, Boulder
2. Clark CW, Clark JM (1980) Sound playback experiments with southern right whales (Eubalaena australis). Science 207:663?665
3. Cummings WC, Thompson PO (1971) Gray whales, Eschrichtius robustus, avoid the underwater sounds of killer whales, Orcinus orca. Fish Bull 69:525?530
4. Darling JE, Gibson KM, Silber GK (In press) Observations on the abundance and behavior of humpback whales, Megaptera novaeangliae, off West Maui, Hawii, 1977?79. In: Payne R (ed) Communication and behavior of whales. Westview Press, Boulder
5. Dawbin WH (1966) The seasonal migratory cycle of humpback whales. In: Norris KS (ed) Whales, dolphins, and porpoises. University of California Press, Berkeley, pp 145?169