Gulping behaviour in rorqual whales: underwater observations and functional interpretation

• Main Authors: Arnold, P.W., Birtles, R. A., Sobtzick, S., Matthews, M., Dunstan, A.
• Format: Article in Journal/Newspaper
• Language: unknown
• Published: Queensland Museum 2005
• Subjects: Rorqual; Balaenoptera acutorostrata; baleen whales
• Online Access: https://researchonline.jcu.edu.au/4943/1/4943_Arnold_et_al.2005.pdf

Observations of non-feeding gulps in dwarf minke whales Balaenoptera acutorostrata sensu lato confirmed the axial rotation and lateral divergence (omega rotation) of the lower jaw suggested for rorquals. Gulps were either restricted to the inter-mandibular area or involved expansion of the whole ven...