Genome and transcriptome mechanisms driving cephalopod evolution

CB Albertin, S Medina-Ruiz, T Mitros… - Nature …, 2022 - nature.com
Cephalopods are known for their large nervous systems, complex behaviors and
morphological innovations. To investigate the genomic underpinnings of these features, we …

A review of sperm storage methods and post-copulatory sexual selection in the Cephalopoda

N Sato - Biological Journal of the Linnean Society, 2021 - academic.oup.com
In many animal phyla, females have a unique sperm storage organ (SSO). Post-copulatory
sexual selection is a powerful driving force of SSO evolution. SSOs are generally considered …

Environmental influence on life-history traits in male squid Uroteuthis edulis with alternative reproductive tactics

Y Pang, CS Chen, T Kawamura, Y Iwata - Marine Biology, 2022 - Springer
Squid are characterized by flexible life-history traits (LHTs) that change in response to
changing oceanic parameters. Male alternative reproductive tactics (ARTs), characterized by …

Behavioral and chromatic dynamics describing mating interactions of the south American octopus Robsonella fontaniana (Cephalopoda: Octopodidae)

V Cifuentes, A Pérez-Matus, M Fernández… - Regional Studies in …, 2023 - Elsevier
Cephalopods are characterized by a substantial behavioral flexibility during reproductive
interactions; however, for octopods rather few studies have provided empirical information …

Males conditionally inseminate at three female body locations according to female mating history and female maturity status in a squid

KN Azad, MNE Alam, M Nagata, S Tomano, H Ono… - Scientific Reports, 2024 - nature.com
In some squids, such as those in the family Loliginidae, upon copulation, females receive
and store male-delivered sperm capsules, spermatangia, at two different body locations: the …

Dynamic Courtship Signals and Mate Preferences in Sepia plangon

A López Galán, WS Chung, NJ Marshall - Frontiers in Physiology, 2020 - frontiersin.org
Communication in cuttlefish includes rapid changes in skin coloration and texture, body
posture and movements, and potentially polarized signals. The dynamic displays are …

Rare polyandry and common monogamy in the firefly squid, Watasenia scintillans

N Sato, SI Tsuda, M Nur E. Alam, T Sasanami… - Scientific Reports, 2020 - nature.com
In cephalopods, all species are considered to be polyandrous because of their common life
history and reproductive traits reflecting a polyandrous mating system. Contrary to this belief …

Flamboyant cuttlefish behavior: Camouflage tactics and complex colorful reproductive behavior assessed during field studies at Lembeh Strait, Indonesia

RT Hanlon, G McManus - Journal of Experimental Marine Biology and …, 2020 - Elsevier
The flamboyant cuttlefish Metasepia pfefferi is renowned for its bold and colorful body
patterns, yet the functions of these displays and other behaviors remain largely unknown …

Half the picture: sex bias in the study of squid reproductive strategies

J Mather - Marine Biology, 2024 - Springer
One of the most important books that I read as a graduate student was Kuhn's (1960)
Structure of Scientific Revolutions. Of course we as scientists are seeking truth, but he …

All the spermatangia on a female were implanted by single-pair copulation in giant squid Architeuthis dux

R Murai, M Shiomi, M Yoshida, S Tomano… - Deep Sea Research …, 2021 - Elsevier
Deep-ocean biology has been the least explored—although rapidly growing—area of
research. In particular, behavior, reproduction and ecology of deeper-living squids remain …