Squid

A new study questions the widely held idea that climate change is driving a boom in global squid populations. Researchers challenge assumptions that warming oceans have benefited squid, suggesting earlier conclusions may need revision. The findings matter for fisheries and marine ecosystems, where squid play a key role and where management decisions have partly relied on expectations of continued growth.

Scientists have found that squid are covered in hair-like cells remarkably similar to the hair cells found in the human inner ear. The discovery suggests a deeper evolutionary connection between cephalopod sensory systems and human hearing than previously understood, and could open new avenues for research into how these sensory cells develop and function across species.

New reporting from Popular Science explains that squid skin is covered in microscopic hair-like structures resembling the cilia found in the human inner ear. The finding adds to scientists' understanding of how squid sense their surroundings, and readers are sharing the comparison between cephalopod biology and human anatomy as a surprising example of convergent structures in nature.

New research suggests that squid skin may be capable of detecting sound, functioning in a way similar to an ear. The surprising finding could reshape how scientists understand cephalopod senses and how squid perceive their underwater environment. Details of the study and its implications are drawing attention across science news coverage.

Artist Erica Crooks has released a 2025 cartoon illustration showing a giant squid battling a ship in a storm, drawing on centuries of maritime myths and legends about the kraken and other sea monsters. The piece is shared as part of her Halloween-season cartoon artwork, with links to more of her art and shop.

Researchers report that 3D genome 'entanglement' may explain how cephalopods, including octopuses and squid, evolved their remarkably complex brains. The finding suggests the way DNA folds and interacts within cells could have allowed large-scale genetic rearrangements, driving the development of sophisticated neural systems unique among invertebrates.

A study published in Nature reports that genome reorganisation and expansion have shaped the three-dimensional genome architecture of coleoid cephalopods, the group including octopuses, squids and cuttlefish. The findings indicate these animals possess a regulatory landscape distinct from other invertebrates, potentially linked to their complex behaviours and elaborate nervous systems, and prompting discussion among evolutionary and genome biologists.

Scientists have found that squid are covered in hair-like cells strikingly similar to the sensory hair cells found in the human inner ear. The finding suggests a deeper evolutionary connection between cephalopod sensory systems and human hearing than previously understood, and researchers say it could offer new ways to study how these delicate cells work and deteriorate.

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Popular Science reports that squid are covered in tiny hair-like structures resembling the microscopic hairs found inside the human ear. The finding highlights unexpected similarities between cephalopod biology and human sensory anatomy, and is drawing attention from readers interested in marine life and evolution. The exact significance of the hairs and the details of the research behind the claim are not yet clear from available coverage.

A new study suggests the three-dimensional organisation of DNA may explain how cephalopods—octopuses, squids and cuttlefish—evolved their unusually complex brains. Researchers point to changes in genome architecture as a driver behind the expansion of neural complexity in these molluscs, a case of sophisticated cognition evolving independently of vertebrates.

Scientists have identified newly discovered hair cells on squid, a finding that may help explain how hearing works and why it fails in humans. Because squid sensory cells resemble those in the human inner ear, researchers hope studying them will reveal mechanisms behind hearing loss and point toward future treatments.

The European Union is taking steps to combat unregulated squid fishing on the high seas, according to a blog post circulated on social media. The item, part of a long-running series of marine-themed news roundups, highlights growing international concern over unregulated fishing and its impact on squid populations and ocean ecosystems.

Scientists have discovered hair cells on squid that resemble those found in the human inner ear. Researchers say the finding could open new avenues for studying how hearing works and why it deteriorates, potentially guiding future research into hearing loss treatments. The work highlights how marine animals can serve as useful models for understanding basic human biology.