Search Results - "Shadwick, Robert E"

Metabolic expenditures of lunge feeding rorquals across scale: implications for the evolution of filter feeding and the limits to maximum body size by Potvin, Jean, Goldbogen, Jeremy A, Shadwick, Robert E

“…Bulk-filter feeding is an energetically efficient strategy for resource acquisition and assimilation, and facilitates the maintenance of extreme body size as…”
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Skull and buccal cavity allometry increase mass-specific engulfment capacity in fin whales by Goldbogen, Jeremy A., Potvin, Jean, Shadwick, Robert E.

“…Rorqual whales (Balaenopteridae) represent not only some of the largest animals of all time, but also exhibit a wide range in intraspecific and interspecific…”
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Blood pressure in the Greenland shark as estimated from ventral aortic elasticity by Shadwick, Robert E, Bernal, Diego, Bushnell, Peter G, Steffensen, John F

“…We conducted inflations of freshly excised ventral aortas of the Greenland shark, and used pressure-diameter data to estimate the point of transition from high…”
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A review of cetacean lung morphology and mechanics by Piscitelli, Marina A., Raverty, Stephen A., Lillie, Margo A., Shadwick, Robert E.

“…ABSTRACT Cetaceans possess diverse adaptations in respiratory structure and mechanics that are highly specialized for an array of surfacing and diving…”
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Foraging behavior of humpback whales: kinematic and respiratory patterns suggest a high cost for a lunge by Goldbogen, Jeremy A, Calambokidis, John, Croll, Donald A, Harvey, James T, Newton, Kelly M, Oleson, Erin M, Schorr, Greg, Shadwick, Robert E

“…Lunge feeding in rorqual whales is a drag-based feeding mechanism that is thought to entail a high energetic cost and consequently limit the maximum dive time…”
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Mandible allometry in extant and fossil Balaenopteridae (Cetacea: Mammalia): the largest vertebrate skeletal element and its role in rorqual lunge feeding by Pyenson, Nicholas D., Goldbogen, Jeremy A., Shadwick, Robert E.

“…Rorqual whales (crown Balaenopteridae) are unique among aquatic vertebrates in their ability to lunge feed. During a single lunge, rorquals rapidly engulf a…”
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Kinematics of foraging dives and lunge-feeding in fin whales by Goldbogen, Jeremy A, Calambokidis, John, Shadwick, Robert E, Oleson, Erin M, McDonald, Mark A, Hildebrand, John A

“…Fin whales are among the largest predators on earth, yet little is known about their foraging behavior at depth. These whales obtain their prey by…”
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Controlling thoracic pressures in cetaceans during a breath-hold dive: importance of the diaphragm by Lillie, Margo A, Vogl, A Wayne, Raverty, Stephen, Haulena, Martin, McLellan, William A, Stenson, Garry B, Shadwick, Robert E

“…Internal pressures change throughout a cetacean's body during swimming or diving, and uneven pressures between the thoracic and abdominal compartments can…”
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Selective Inner Hair Cell Loss in a Neonate Harbor Seal ( Phoca vitulina ) by Morell, Maria, Rojas, Laura, Haulena, Martin, Busse, Björn, Siebert, Ursula, Shadwick, Robert E, Raverty, Stephen A

“…Congenital hearing loss is recognized in humans and other terrestrial species. However, there is a lack of information on its prevalence or pathophysiology in…”
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Ultrastructure of the Odontocete Organ of Corti: Scanning and transmission electron microscopy by Morell, Maria, Lenoir, Marc, Shadwick, Robert E., Jauniaux, Thierry, Dabin, Willy, Begeman, Lineke, Ferreira, Marisa, Maestre, Iranzu, Degollada, Eduard, Hernandez-Milian, Gema, Cazevieille, Chantal, Fortuño, José-Manuel, Vogl, Wayne, Puel, Jean-Luc, André, Michel

“…ABSTRACT The morphological study of the Odontocete organ of Corti, together with possible alterations associated with damage from sound exposure, represents a…”
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Evidence of Hearing Loss and Unrelated Toxoplasmosis in a Free-Ranging Harbour Porpoise (Phocoena phocoena) by Morell, Maria, IJsseldijk, Lonneke L., Berends, Alinda J., Gröne, Andrea, Siebert, Ursula, Raverty, Stephen A., Shadwick, Robert E., Kik, Marja J. L.

“…Evidence of hearing impairment was identified in a harbour porpoise (Phocoena phocoena) on the basis of scanning electron microscopy. In addition, based on…”
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Combining Cochlear Analysis and Auditory Evoked Potentials in a Beluga Whale With High-Frequency Hearing Loss by Morell, Maria, Raverty, Stephen A, Mulsow, Jason, Haulena, Martin, Barrett-Lennard, Lance, Nordstrom, Chad A, Venail, Frederic, Shadwick, Robert E

“…Correlations between inner ear morphology and auditory sensitivity in the same individual are extremely difficult to obtain for stranded cetaceans. Animals in…”
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Echolocating Whales and Bats Express the Motor Protein Prestin in the Inner Ear: A Potential Marker for Hearing Loss by Morell, Maria, Vogl, A. Wayne, IJsseldijk, Lonneke L., Piscitelli-Doshkov, Marina, Tong, Ling, Ostertag, Sonja, Ferreira, Marisa, Fraija-Fernandez, Natalia, Colegrove, Kathleen M., Puel, Jean-Luc, Raverty, Stephen A., Shadwick, Robert E.

“…Prestin is an integral membrane motor protein located in outer hair cells of the mammalian cochlea. It is responsible for electromotility and required for…”
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Anatomic Geometry of Sound Transmission and Reception in Cuvier's Beaked Whale (Ziphius cavirostris) by Cranford, Ted W., Mckenna, Megan F., Soldevilla, Melissa S., Wiggins, Sean M., Goldbogen, Jeremy A., Shadwick, Robert E., Krysl, Petr, St. Leger, Judy A., Hildebrand, John A.

“…This study uses remote imaging technology to quantify, compare, and contrast the cephalic anatomy between a neonate female and a young adult male Cuvier's…”
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Anatomical mechanism for protecting the airway in the largest animals on earth by Gil, Kelsey N., Vogl, A. Wayne, Shadwick, Robert E.

“…Separation of respiratory and digestive tracts in the mammalian pharynx is critical for survival. Food must be kept out of the respiratory tract, and air must…”
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Description of Cochlear Morphology and Hair Cell Variation in the Beluga Whale by Girdlestone, Cassandra D., Piscitelli-Doshkov, Marina A., Ostertag, Sonja K., Morell, Maria, Shadwick, Robert E.

“…Environmental change and decreased ice cover in the Arctic make new areas accessible to humans and animals. It is important to understand how these changes…”
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Woodpeckers minimize cranial absorption of shocks by Van Wassenbergh, Sam, Ortlieb, Erica J., Mielke, Maja, Böhmer, Christine, Shadwick, Robert E., Abourachid, Anick

“…The skull of a woodpecker is hypothesized to serve as a shock absorber that minimizes the harmful deceleration of its brain upon impact into trees1–11 and has…”
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Lunge Feeding in Rorqual Whales by Shadwick, Robert E, Potvin, Jean, Goldbogen, Jeremy A

“…The largest animals are baleen filter feeders that exploit large aggregations of small-bodied plankton. Although this feeding mechanism has evolved multiple…”
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Cuvier's beaked whale (Ziphius cavirostris) head tissues: physical properties and CT imaging by Soldevilla, Melissa S, McKenna, Megan F, Wiggins, Sean M, Shadwick, Robert E, Cranford, Ted W, Hildebrand, John A

“…Tissue physical properties from a Cuvier's beaked whale (Ziphius cavirostris) neonate head are reported and compared with computed tomography (CT) X-ray…”
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A perfectly inelastic collision: Bulk prey engulfment by baleen whales and dynamical implications for the world's largest cetaceans by Potvin, Jean, Cade, David E., Werth, Alexander J., Shadwick, Robert E., Goldbogen, Jeremy A.

“…The largest animals are the rorquals, a group of whales which rapidly engulf large aggregations of small-bodied animals along with the water in which they are…”
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