Results 31 to 40 of about 29,700 (232)

Dynamic mimicry in an Indo-Malayan octopus [PDF]

open access: yes, 2001
During research dives in Indonesia (Sulawesi and Bali), we filmed a distinctive long-armed octopus, which is new to science. Diving over 24 h periods revealed that the 'mimic octopus' emerges during daylight hours to forage on sand substrates in full ...
Charlesworth D.   +3 more
core   +4 more sources

Length-Weight Relationships of 52 Species from the South of Sicily (Central Mediterranean Sea)

open access: yesFishes, 2022
The Length-Weight relationships (LWRs) of 52 species (14 never reported before) of fishes, crustaceans and cephalopods living on the shelf and upper slope off Southern Sicily are provided.
Fabio Falsone   +7 more
doaj   +1 more source

Mollusk freaks: New teratological cases on marine mollusks from the south pacific ocean [PDF]

open access: yes, 2018
Indexación: Scopus.The present study provides new documented cases of abnormalities on chitons (hypomerism and coalescence of shell plates), in addition to four new cases on keyhole limpets (closed apical opening), and one new teratologic case on ...
Ibáñez, C.M.   +3 more
core   +1 more source

mTOR as a Marker of Exercise and Fatigue in Octopus vulgaris Arm

open access: yesFrontiers in Physiology, 2019
Cephalopods are highly evolved marine invertebrates that colonized almost all the oceans of the world at all depths. This imposed the occurrence of several modifications of their brain and body whose muscle component represents the major constituent ...
Federica Maiole   +8 more
doaj   +1 more source

Properties of Cephalopod Skin Ommochromes to Inhibit Free Radicals, and the Maillard Reaction and Retino-Protective Mechanisms in Cellular Models Concerning Oxidative Stress, Angiogenesis, and Inflammation

open access: yesAntioxidants, 2022
Ommochromes are pigments of invertebrates that exhibit oxidative stress protection. The aim of this study was to investigate ommochromes extracted from cephalopod’s skin for their ability to inhibit age-related-macular degeneration (AMD)-related factors ...
Luján Lidianys María Lewis   +11 more
doaj   +1 more source

Global Warming and Mass Extinctions Associated With Large Igneous Province Volcanism

open access: yesGeophysical Monograph Series, Page 83-102., 2021

Exploring the links between Large Igneous Provinces and dramatic environmental impact

An emerging consensus suggests that Large Igneous Provinces (LIPs) and Silicic LIPs (SLIPs) are a significant driver of dramatic global environmental and biological changes, including mass extinctions.
David P. G. Bond, Yadong Sun
wiley  

+1 more source

Assessing abundance and catch selectivity of Octopus cyanea by the artisanal fishery in Lakshadweep islands, India

open access: yesAquatic Living Resources, 2018
Subsistence fishery for cephalopods contributes significantly to the local economy of several Asian, African and island states. In addition to being unregulated and undocumented, recent studies indicate that low-scale fisheries can have detrimental ...
Nair Aditi   +3 more
doaj   +1 more source

Renewed Perspectives on the Deep Roots and Broad Distribution of Animal Consciousness

open access: yesFrontiers in Systems Neuroscience, 2020
The vast majority of neurobiologists have long abandoned the Cartesian view of non-human animals as unconscious automatons—acknowledging instead the high likelihood that mammals and birds have mental experiences akin to subjective consciousness.
Louis N. Irwin
doaj   +1 more source

Age, growth, and mortality of Loligo vulgaris wild paralarvae : implications for understanding of the life cycle and longevity [PDF]

open access: yes, 2010
Peer ...
Arkhipkin   +47 more
core   +2 more sources

Neural Organization of the Optic Lobe Changes Steadily from Late Embryonic Stage to Adulthood in Cuttlefish Sepia pharaonis

open access: yesFrontiers in Physiology, 2017
The optic lobe is the largest structure in the cuttlefish brain. While the general morphology of the optic lobe in adult cuttlefish has been well described, the 3D structure and ontogenetic development of its neural organization have not been ...
Yung-Chieh Liu   +6 more
doaj   +1 more source

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