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- While it depends on the specific species or type of both of these animals, cuttlefish live an average of 1-2 years, while squid typically live over 5 years.
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Dec 15, 2022 · The majority of cuttlefish measure anywhere from 6-20 inches long and weigh 6-25 pounds, while squid measure a huge range, from 1 inch-50 feet and weighing in anywhere from a single pound to over 1,000 pounds!
- Internal Structure. Although both squids and cuttlefish present a hardened internal structure, they are different in many ways. Squids have a sole hardened internal structure called “gladius”.
- Size. Squids and cuttlefish come in all shapes and sizes, but the biggest squids are exponentially larger than the biggest cuttlefish. The longest of all squids is the giant squid.
- Weight. As with size, the upper end of a squid’s weight is far greater than the heaviest cuttlefish. The heaviest squid species is the elusive colossal squid.
- Lifespan. Squids are thought to live a few years longer than cuttlefish. Claims that there have been individuals living up to 15 years exist. Most squids live for one to three years, and scientists suggest the maximum life expectancy is about five years, but it is yet to be confirmed.
Apr 7, 2017 · Squid are fast-moving predators, where cuttlefish are slower and move by undulating long fins on the sides of their bodies. You can also gaze into their eyes to tell them apart: squid have round pupils, where cuttlefish pupils are W-shaped.
Jul 31, 2024 · The sophisticated cephalopods have highly evolved vision and can use jet propulsion to escape predators, but there are a few key differences between squid and cuttlefish.
Cuttlefish have a more rounded body with a large head and eight arms and two tentacles, while squid have a more elongated body with a smaller head and ten arms, with two of them longer and used for hunting prey.
Cuttlefish are smaller, possess a cuttlebone, and exhibit remarkable camouflage skills. Squid, on the other hand, are larger, lack a cuttlebone but have a pen, and rely more on speed and agility. Both species are highly intelligent, with complex behaviors and problem-solving abilities.
Cuttlefish, measuring up to a modest 16 inches, stand in stark contrast to their longer and more imposing squid counterparts, often reaching lengths of 24 inches. Remarkably, certain squid species, such as the colossal giant squid, defy conventional dimensions, stretching beyond an astounding 50 feet.