Shedding new light on the evolution of the squid - Phys.Org

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Phys.Org​

Shedding new light on the evolution of the squid
Phys.Org
Octopus, cuttlefish and squid are well known in the invertebrate world. With their ink-squirting decoy technique, ability to change colour, bizarre body plan and remarkable intelligence they highlight that lacking a back-bone doesn't always mean ...
Squid evolved in marine wars more than 100 million years agoNew Scientist

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Live Science​

Why the Octopus Lost Its Shell
Live Science
The ancestors of octopuses and squid once sported hard shells, but when did they lose their "mobile homes" and become agile, soft-bodied swimmers? A new study finds that this change may have occurred during the Jurassic and Cretaceous periods.
Shedding new light on the evolution of the squidScience Daily
Octopus 'created during evolutionary war more than 100 million years ago'Helensburgh Advertiser
Mysterious genetic origins of the squid, octopus and cuttlefish revealed: Creatures had a common ancestor 100 ...Daily Mail

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New Scientist​

Squid evolved in marine wars more than 100 million years ago
New Scientist
An evolutionary war that raged beneath the sea more than 100 million years ago created the octopus and squid, new research has shown. Cephalopods – the tentacled creatures that include octopuses, squid and cuttlefish – possess some extraordinary traits ...

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Figuring Out When and Why Squids Lost Their Shells
New York Times
So Mr. Tanner conducted a genetic analysis of 26 present day cephalopods, including the vampire squid, the golden cuttlefish and the southern blue-ringed octopus. With the molecular clock technique, which allowed him to use DNA to map out the ...


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