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  2. Crayfish - Wikipedia

    en.wikipedia.org/wiki/Crayfish

    Crayfish usually have limited home range and so they rest, digest, and eliminate their waste, most commonly in the same location each day. Feeding exposes the crayfish to risk of predation, and so feeding behaviour is often rapid and synchronised with feeding processes that reduce such risks — eat, hide, process and eliminate.

  3. Fish jaw - Wikipedia

    en.wikipedia.org/wiki/Fish_jaw

    The upper jaw is often formed largely from the premaxilla, with the maxilla itself located further back, and an additional bone, the symplectic, linking the jaw to the rest of the cranium. [ 9 ] Although the skulls of fossil lobe-finned fish resemble those of the early tetrapods, the same cannot be said of those of the living lungfishes .

  4. Cambaroides japonicus - Wikipedia

    en.wikipedia.org/wiki/Cambaroides_japonicus

    Cambaroides japonicus, also known as Japanese crayfish (ニホンザリガニ, Nihon zarigani), is a species of crayfish endemic to Japan. [2] They are small in size (6 cm) and grayish in color. Its front claws are much weaker than the American crayfish, which is an invasive species in Japan.

  5. Pharyngeal teeth - Wikipedia

    en.wikipedia.org/wiki/Pharyngeal_teeth

    Fish jaw: The primary oral jaws open and close the mouth, and a second set of pharyngeal jaws are positioned at the back of the throat. Ichthyology terms; Hallucigenia;

  6. Cambarus carinirostris - Wikipedia

    en.wikipedia.org/wiki/Cambarus_carinirostris

    Cambarus carinirostris, the rock crayfish, [2] is a species of crayfish in the family Cambaridae. It is found in the mid-Atlantic region of the United States. [3] [4]

  7. Pontastacus leptodactylus - Wikipedia

    en.wikipedia.org/wiki/Pontastacus_leptodactylus

    Pontastacus leptodactylus, [2] the Danube crayfish, [3] Galician crayfish, [3] Turkish crayfish [4] or narrow-clawed crayfish, is a relatively large and economically important species of crayfish native to fresh and brackish waters in eastern Europe and western Asia, mainly in the Pontic–Caspian region, among others including the basins of the Black Sea, and the Danube, Dnieper, Don and ...

  8. Amphiuma - Wikipedia

    en.wikipedia.org/wiki/Amphiuma

    These two feeding habits give the amphiuma the ability to have a larger variety of food (live or dead). amphiuma's ability to displace its jaw to feed means they can consume a large variety of organisms as well. But amphiuma's narrow jaw makes it harder for them to fully consume large prey such as crayfish or mice.

  9. Cambarus zophonastes - Wikipedia

    en.wikipedia.org/wiki/Cambarus_zophonastes

    Cambarus zophonastes, also known as the Hell Creek Cave crayfish, is named for its original location of discovery, Hell Creek Cave. It is also found in other similar habitats in Stone County and Marion County, Arkansas . [ 3 ]