Teacher:In this task, we ask you to elaborate the sentence without changing its general meaning. You can do so by explaining further the input sentence, using more precise wording, adding qualifiers and auxiliary information etc.
Teacher: Now, understand the problem? Solve this instance: Many predatory mammals have claws that can hide inside the animal 's paw , especially animals such as the cat .
Student:
Many predatory mammals have protractile claws that can partially hide inside the animal 's paw , especially the cat family , Felidae , almost all of whose members have fully protractible claws .