Authors: HELWEG DA CATO DH JENKINS PF GARRIGUE C MCCAULEY RD

Citation: Da. Helweg et al., GEOGRAPHIC-VARIATION IN SOUTH-PACIFIC HUMPBACK WHALE SONGS, Behaviour, 135, 1998, pp. 1-27

Authors: HELWEG DA ROITBLAT HL NACHTIGALL PE HAUTUS MJ

Citation: Da. Helweg et al., RECOGNITION OF ASPECT-DEPENDENT 3-DIMENSIONAL OBJECTS BY AN ECHOLOCATING ATLANTIC BOTTLE-NOSED-DOLPHIN, Journal of experimental psychology. Animal behavior processes, 22(1), 1996, pp. 19-31

Authors: HELWEG DA AU WWL ROITBLAT HL NACHTIGALL PE

Citation: Da. Helweg et al., ACOUSTIC BASIS FOR RECOGNITION OF ASPECT-DEPENDENT 3-DIMENSIONAL TARGETS BY AN ECHOLOCATING BOTTLE-NOSED-DOLPHIN, The Journal of the Acoustical Society of America, 99(4), 1996, pp. 2409-2420

Authors: HELWEG DA HERMAN LM

Citation: Da. Helweg et Lm. Herman, DIURNAL PATTERNS OF BEHAVIOR AND GROUP MEMBERSHIP OF HUMPBACK WHALES (MEGAPTERA-NOVAEANGLIAE) WINTERING IN HAWAIIAN WATERS, Ethology, 98(3-4), 1994, pp. 298-311