Results 41 to 50 of about 12,163 (205)
Multiple indicators have been used to assess the degree of exposure of fish to anthropogenic chemicals in their stream habitats. We hypothesized that brook stickleback (Culaea inconstans) in a headwater stream receiving urban and agricultural runoff ...
Neal D. Mundahl, Kelsey A. Hoffmann
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Resource polymorphism is a ubiquitous phenomenon in vertebrates and may represent a critical intermediate stage in speciation. Freshwater lakes in high‐altitude areas represent a natural system for understanding resource polymorphism in fishes benefiting
Jialing Qiao +8 more
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Evolution and development of the fish jaw skeleton
The evolution of the jaw represents a key innovation in driving the diversification of vertebrate body plans and behavior. The pharyngeal apparatus originated as gill bars separated by slits in chordate ancestors to vertebrates. Later, with the acquisition of neural crest, pharyngeal arches gave rise to branchial basket cartilages in jawless ...
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Rhythmic chewing with oral jaws in teleost fishes: a comparison with amniotes [PDF]
SUMMARYIntra-oral prey processing (chewing) using the mandibular jaws occurs more extensively among teleost fishes than previously documented. The lack of muscle spindles, γ-motoneurons and periodontal afferents in fishes makes them useful for testing hypotheses regarding the relationship between these sensorimotor components and rhythmic chewing in ...
Chris, Gintof +3 more
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Multiple developmental mechanisms regulate species-specific jaw size [PDF]
Variation in jaw size during evolution has been crucial for the adaptive radiation of vertebrates, yet variation in jaw size during development is often associated with disease.
Sklar, Rachel S +3 more
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Isolated elasmobranch and teleost teeth, jaws, otoliths, scales, vertebrae, and fin spines were recovered from the upper Oligocene (Chattian) Catahoula Formation in Wayne County, Mississippi, USA.
David J. Cicimurri +4 more
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The purpose of the work was to conduct a morphobiological analysis of common pike (Esox lucius L.) from two reservoirs similar in their parameters and conditions, and to determine the difference between the populations of these species due to various ...
M. B. Khalturyn
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A unique Cretaceous–Paleogene lineage of piranha-jawed pycnodont fishes [PDF]
AbstractThe extinct group of the Pycnodontiformes is one of the most characteristic components of the Mesozoic and early Cenozoic fish faunas. These ray-finned fishes, which underwent an explosive morphological diversification during the Late Cretaceous, are generally regarded as typical shell-crushers.
Vullo, Romain +8 more
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The Jaw Mechanism of the Sheepshead Fish [PDF]
Feeding Biomechanics in Sheepshead, Archosargus probatocephalus Hannah Hargrove, & Takashi Maie, Ph.D. Abstract Sheepshead fish, Archosargus probatocephalus, is a marine fish species with distinct black and white markings that is widely distributed off ...
Hargrove, Hannah
core
Video1_Regeneration of Jaw Joint Cartilage in Adult Zebrafish.MP4 [PDF]
The poor intrinsic repair capacity of mammalian joint cartilage likely contributes to the high incidence of arthritis worldwide. Adult zebrafish can regenerate many structures that show limited or no healing capacity in mammals, including the jawbone. To
Joanna Smeeton (11975711) +5 more
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