How To Use Rorqual In A Sentence
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Occasionally rorqual skulls have been discovered in which the long lower jaws have been stuck wedged inside various of the skull openings and with their tips protruding like tusks.
From cigar to elongated, bloated tadpole: rorquals part II
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Moving back to the morphology of the rorqual lower jaw, a tall, well-developed coronoid process – way larger than that of any other mysticete – projects from each jaw bone and forms the attachment site for a tendinous part of the temporalis muscle, termed the frontomandibular stay.
From cigar to elongated, bloated tadpole: rorquals part II
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Once a mass of prey is engulfed, a rorqual then has to squeeze the water out through its baleen plates while at the same time retaining the prey.
From cigar to elongated, bloated tadpole: rorquals part II
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Whales include migratory humpback Megaptera novaeangliae (VU) and occasional blue Balaenoptera musculus (EN), rorqual Balaenoptera physalis, sperm Physeter macrocephalus (VU), Bryde's Baleanoptera edeni, killer Orcinus orca, false killer Pseudorca crassidens, pygmy killer Feresa attenuata, Cuvier's beaked Ziphius cavirostris, beaked Mesoplodon sp., shortfin pilot Globicephala macrorhynchus and melon-headed Peponocephala electra whales.
Malpelo Island Flora and Fauna Sanctuary, Colombia
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When this is combined with the fact that some of the prey that rorquals depend upon, such as krill, are declining, it becomes clear why certain rorqual populations are struggling to recover from the days of commercial whaling.
Archive 2006-10-01
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Moving back to the morphology of the rorqual lower jaw, a tall, well-developed coronoid process – way larger than that of any other mysticete – projects from each jaw bone and forms the attachment site for a tendinous part of the temporalis muscle, termed the frontomandibular stay.
From cigar to elongated, bloated tadpole: rorquals part II
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As it swam around, gradually tiring, Williamson approached it in the water and took his photos [the accompanying image, showing a young rorqual that beached in Florida in 2002, is borrowed from VisitGulf. com].
A 6 ton model, and a baby that puts on 90 kg a day: rorquals part I
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When the supply of rorquals on their side of the ocean seemed to be running low, the Norwegians crossed the ocean to Newfoundland…
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More significant was the recognition by Larsen that new technologies (particularly the recently invented grenade harpoon gun) would allow hunting of the more difficult but more common rorqual whales (Blue, Fin, Humpback, Sei and Minke Whales) in the Southern Ocean.
Exploration of the Antarctic in the Second Half of the Nineteenth Century
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From its sharp back and forked tail, I should pronounce it to have been a rorqual, or "finner," as they are called by the fishermen.
The Captain of the Polestar
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It seems that the rapid acceleration and deceleration, and the dynamic movement, involved in lunge-feeding is highly costly, forcing rorquals to limit their dive time, and to increase the time that they need to spend at the surface recovering (Acevedo-Gutiérrez et al. 2002).
Archive 2006-10-01
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The harpoon guns were mounted on fast steam-driven vessels, making it possible to catch the faster-swimming rorquals (blue, fin, Sei, and Minke whales).
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A rorqual may engulf nearly 70% of its total body weight in water and prey during this action, which in an adult blue whale amounts to about 70 tons (Pivorunas 1979).
From cigar to elongated, bloated tadpole: rorquals part II
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Zealand Berardius easily beats the ichthyosaurus; our sperm whale is more than a match for any Jurassic European deinosaur; our rorqual, one hundred feet long, just equals the dimensions of the gigantic American
Falling in Love With Other Essays on More Exact Branches of Science
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On the life history and autecology of North Atlantic rorquals.
Lunging is expensive, jaws can be noisy, and what’s with the asymmetry? Rorquals part III
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* Most books on whales state that there are five rorqual species.
A 6 ton model, and a baby that puts on 90 kg a day: rorquals part I
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The research shows that rorquals, commonly referred to as Bryde's whales, actually represent three distinct species.
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In the previous post I discussed the basic anatomy and behaviour involved in lunge-feeding, a style of predation practiced by rorquals, the biggest, fastest and most dynamic of baleen-bearing cetaceans.
Archive 2006-10-01
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The rostrum in rorquals is long and tapers to a point (though it is comparatively broad in blue whales) and, in contrast to other mysticetes, a stout finger-like extension of the maxillary bone extends posteriorly, overlapping the nasals and abutting the supraoccipital (the shield-like plate that forms the rear margin of the skull).
Archive 2006-10-01
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When a rorqual lunges, delicate timing is needed, otherwise the buccal pouch will rapidly fill with seawater and not with prey.
From cigar to elongated, bloated tadpole: rorquals part II
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Such was the rorqual whale, 64 feet long with a 12 foot tail, washed ashore in 1879.
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All eventually disappeared except the rorqual's flippers and teeth, for which the Marine Biological Laboratory had put in a request.
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There are three kinds of whale; the Greenland, called by the sailors the right whale, as being most highly prized by them; the great northern rorqual, called by fishers the razor-back or finner, and the cachalot or spermaciti whale.
Thrilling Stories Of The Ocean From Authentic Accounts Of Modern Voyagers And Travellers; Designed For The Entertainment And Instruction Of Young People
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Fairly secretive visitors among the larger rorquals are the fin whale and its slightly smaller cousin, the sei whale.
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Like rorquals, gray whales are migratory species.
