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The pectoral fins are movable and used in maneuvering ; the dorsal fin is fixed and contributes stability, and the tail is used for propulsion, as well as maneuvering.
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pectoral and fins
Swimming water animals such as fish and cetaceans actively use pectoral fins for maneuvering, and dorsal fins contribute stability as the animal swims, propelling and maneuvering with its tail, itself recognizable as a fin.
Catfish are responsible for over 4 % of Jamaican inhabitants ' deaths due to the deadly venom found on the tips of their dorsal and pectoral fins.
alt = Killer whale mother and calf extending their bodies above the water surface, from pectoral fins forward, with ice pack in background
Because of this, they are slow-moving and rely on their pectoral, dorsal, anal, and caudal fins for propulsion rather than by body undulation.
Sharks are a group of fish characterized by a cartilaginous skeleton, five to seven gill slits on the sides of the head, and pectoral fins that are not fused to the head.
alt = Drawing of a shark labeling major anatomical features, including mouth, snout, nostril, eye, spiracle, dorsal fin spine, caudal keel, clasper, labial furrows, gill openings, precaudal pit and fins: first and second dorsal, anal, pectoral, caudal and pelvic
Coelacanths have 8 fins – 2 dorsal fins, 2 pectoral fins, 2 pelvic fins, 1 anal fin, and 1 caudal fin.
The larvae typically have protective spines on the head, over the gills, and in the pelvic and pectoral fins.
Common characteristics include the positioning of the pelvic fins ( if present ), below or in front of the pectoral fins.
They use their large pectoral fins to stabilize themselves on the floor of flowing creeks and rivers.
Their venomous spines are on both dorsal fins, the pectoral fins, pelvic fins, anal fins, and several on the gill cover.
pectoral and are
Again, in most members, the gill plates are covered over with skin, the only gill opening a small slit above the pectoral fin.
Turtles, which are unable to move their ribs, instead use their forelimbs and pectoral girdle to force air in and out of the lungs.
In the case of loose, trailing line, it is possible for the line to cut its way into the fleshy appendages of a manta as it swims, eventually resulting in irreversible injuries such as loss of cephalic fins and damage to pectoral fins, or even death if the wounds are severe enough.
The other typical insignia of most of these prelates, but not all, are the mitre, pectoral cross, and the episcopal ring.
Such CCHE systems are made up of a complex network of peri-arterial venous plexuses that run from the heart and through the blubber to peripheral sites ( i. e. the tail flukes, dorsal fin and pectoral fins ).
The caudal fin is rounded, the pectoral fins are fan-shaped, and pelvic fins are narrow with an elongate second fin ray.
The body is long and eel-like, the dorsal fin and pectoral fins are absent, and the anal fin is extremely long and used for movement.
The flying gurnards are a family, Dactylopteridae, of marine fish notable for their greatly enlarged pectoral fins.
They have heavy, protective, scales, and the undersides of their huge pectoral fins are brightly coloured, perhaps to startle predators.
Pelvic fins are absent, and relatively small pectoral fin can be found near the midline, followed the head and gill-covers.
pectoral and movable
Emydids have large bottom shells, and some members of the family have a movable hinge that separates pectoral and abdominal segments ( scutes ).
pectoral and used
Additionally, the gel form is used in bandages and dressings, energy bracelets, breast implants, testicle implants, pectoral implants, contact lenses, and a variety of other medical uses.
In all species the fins are spineless and fairly small ; in Dolichopteryx however, the pectoral fins are greatly elongated and wing-like, extending about half the body's length, and are apparently used for stationkeeping in the water column.
Dories are poor swimmers ; they propel themselves primarily via a balistiform ( i. e., like the triggerfishs ) mode of locomotion, with the dorsal and anal fins undulating in unison as the main propulsive force and the pectoral fins used for stabilisation and turning.
Formerly also including pectoral crosses, Enkolpion is nowadays used for a medallion with an icon in the center, worn around the neck by Orthodox and Eastern Catholic bishops.
They seem to prefer to perch on the ooze using much elongated fin rays in their tails and two pelvic fins in order to stand, facing upstream with the pectoral fins turned forward so that the outthrust projecting fin rays resemble multiple antennae, and are indeed used as tactile organs.
In the Roman Catholic Church a pectoral cross is one of the pontificals used by the pope, cardinals, archbishops and bishops.
The bishop of Strängnäs Thure Annerstedt wearing a pectoral cross of the model used in the Church of Sweden.
The pectoral cross worn by Coptic bishops and abbots is sometimes made from intricately worked leather, though metal pectorals are also used.