septum noun [C]. âº a âthin âpart âdividing âtissues or âspaces in an âorgan such as the ânose or âheart: the ânasal septum. (Definition of septum from the Cambridge Advanced Learnerâs Dictionary & Thesaurus Â© Cambridge University Press). Browse. 1  septic.
Unfortunately, the giant squid Architeuthis has not been studied enough to make a comprehensive diet. From the few that have been dissected though, it was discovered that they would eat sperm whales that dive deep underwater.
Save. Squid use their tentacles for hunting prey. Both of the tentacles have suction cups at the end of the long, thin arm that strikes out and captures prey. The squid uses the tentacles to pass the prey to the arms, which are only half the length of each tentacle, and the arms direct the prey to the squid's mouth.