sucking disc वाक्य

These fish have fleshy lips with rows of small teeth; their lips are able to be extended into a sucking disc.
The posterior part of the ventral fins appear as a fleshy fringe, with the anterior part merging into the sucking disc.
The mouthparts of the tadpoles are modified into sucking discs, to allow them to cling to substrates, and remain still while they are feeding.
A live sharksucker is known to attach itself temporarily by its modified dorsal fin used as a sucking disc to various rays, large bony fishes, sea turtles, whales, dolphins, ships, and even sometimes scubadivers.