1) Does some hooked needlework 2) Does some needlework 3) Hooks a sweater 
Tiny hooks on prolegs of caterpillars
Hooks at the end of prolegs in Lepidoptera.
(Pronounced crow-shays)
hooklike structures on the abdominal prolegs used to grasp substrate.
hooks present on the ends of the prolegs.
Hooked spines at the tips of the prolegs of lepidopterous larvae.
Hooked spines at tip of the prolegs of lepidopterous larvae.