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pelvic fin造句
(1) The swordfish does not have pelvic fins. (2) They are also characterized by their pelvic fins, which are jugular in position and have two to four rays. (3) The pectoral and pelvic fins and the dorsal along the crest of the back play no part in propulsion. (4) During mating the female holds her pelvic fins together to form a pouch into which the eggs are laid. (5) Prepelvic length From the base of the anteriormost pelvic fin ray to the anteriormost point on the head (snout or upper lip ). (6) This faster - moving air provides the pelvic fin with additional lift. (7) She uses twitching and flicking movements of her sooty-black pelvic fins to communicate with the fry. (8) I have never been able to do so [.com], and prefer to look pelvic fin. (9) In each type, fish body may produce varied changes and form some appendages, such as oral disk, pelvic fin disk and thorax disk. (10) The evolutionary forerunners of the hind limbs of four-legged vertebrates are the pelvic fins of fish. Dramatic differences in pelvic fin anatomy have also evolved in closely related fish populations.