Results 131 to 140 of about 552 (176)
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Allonursing in captive belugas (Delphinapterus leucas)
Zoo Biology, 2010This study describes allonursing (females nursing offspring that are not their own) in captive belugas (Delphinapterus leucas). In addition to the calf's mother, two females that were not pregnant or nursing at the time of the calf's birth spontaneously lactated and nursed the male calf intermittently throughout 34 months of his life at the Vancouver ...
Elaine S, Leung +2 more
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Cardiorespiratory Responses to Acoustic Noise in Belugas
2016To date, most research on the adverse effects of anthropogenic noise on marine mammals has focused on auditory and behavioral responses. Other responses have received little attention and are often ignored. In this study, the effect of acoustic noise on heart rate was examined in captive belugas.
Oleg I, Lyamin +3 more
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Frequency Tuning of Hearing in the Beluga Whale
2016Data on frequency tuning in odontocetes are contradictory: different authors have reported filter qualities from 2 to almost 50. In this study, frequency tuning was measured in a beluga whale (Delphinapterus leucas) using a rippled-noise test stimulus in conjunction with the auditory evoked potential (AEP) technique.
Evgeniya V, Sysueva +3 more
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Acoustic Signature of the Beluga Whale
The Journal of the Acoustical Society of America, 1974Acoustic signatures have been acquired from a pod of Beluga (Delphinapt-Erus Leucas) whales. These whales were swimming unmolested on the surface in the lead ∼1000×200 yd in the north Bering Sea. The acoustic data were acquired with a sensitive noise system ( — 84 dB) in a region free of man-made noise.
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Bester (beluga ♀ × starlet ♂) production and comparing their growth with beluga in Iran
2018Iranian Fisheries Science Research ...
Baradaran Noveiri, Shahrouz +7 more
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Playful mouth‐to‐mouth interactions of belugas (Delphinapterus leucas) in managed care
Zoo Biology, 2023Jackson R Ham +2 more
exaly

