noun🔗ShareAmbulacros(of an echinoderm) A row of pores for the protrusion of appendages such as tube feet."The sea star uses its ambulacra, visible as rows of tiny holes along its arms, to extend its tube feet and grip onto rocks. "La estrella de mar usa sus ambulacros, visibles como hileras de pequeños agujeros a lo largo de sus brazos, para extender sus pies tubulares y agarrarse a las rocas.anatomyanimalbiologyorganismpartChat with AIVocabulary GamePractice Reading
