Genetic Analysis Confirms Colossal Squid as a Distinct Antarctic Species

DNA sequencing has verified that the colossal squid is genetically separate from the giant squid.

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Genetic sampling can be conducted from preserved tissue stored in museum collections.

Molecular studies comparing Mesonychoteuthis hamiltoni with Architeuthis dux demonstrate clear genetic divergence, confirming separate evolutionary lineages within deep-sea cephalopods.

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💥 Impact (click to read)

Genetic data help clarify taxonomic relationships and refine understanding of how isolation in Antarctic waters shaped unique adaptations in colossal squid.

Such research underscores the power of molecular biology to resolve long-standing questions about elusive species known primarily from fragments.

Source

Molecular Phylogenetics and Evolution

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