Oldest Animal Sex Chromosome Evolved in Octopuses 380 Million Years Ago, Study Reveals

Medicine & Technology Mar 06, 2024

Genetic analysis of two-post octopus reveals that they possess sex chromosomes which might have originated up to 378 million years ago. Continue reading the article to learn more.

Octopuses Could Be Capable of Dreaming and Experience REM Sleep, Simulation Finds

Jun 29, 2023

Two-stage sleep experienced independent evolution, with new findings showing how they could be present in cephalopods, including octopuses. Read to learn more.

Octopus' Unconventional Superpower: RNA Editing for Environmental Adaptation in Cephalopods

Jun 08, 2023

An octopus can use RNA editing to adjust to temperature fluctuations, transitioning from warm summer waters to chilly ocean temperatures in winter. Read the article to learn more.

Octopuses Have Preferences on Certain Arms They Use When Hunting to Catch Different Prey

Sep 23, 2022

Octopuses may have eight arms, but a new study found that these cephalopods prefer certain arms when hunting. Read the article to learn more.

Squid and California Two-Spot Octopus Have Unique Genome Traits Enabling a Cephalopod to Break Away From Known Evolutionary Pattern, Studies Claim

May 05, 2022

Squid, octopus, and cuttlefish are known as coleoid cephalopods that have evolutionary unique genome traits. Read on to learn more about them.

Decapods and Cephalopods Discovered to be Sentient, Prompts Change in Animal Welfare Laws

Nov 22, 2021

UK Government announces inclusion of decapods and cephalopods in Animal Welfare Laws after government-commissioned review finds the invertebrates sentient.

Rare 'Glass Octopus' Spotted in Deep Waters of the Central Pacific Ocean

Jul 14, 2021

The elusive glass octopus was spotted by an underwater robot as it glides in the waters in the remote Central Pacific Ocean. Only its eyes, optic nerve, and digestive tract can be seen.

Paper Nautilus Shell That Houses An Octopus Has Expanded Arms? Who is Its True Owner?

Jun 30, 2021

The pale and brittle paper nautilus is a familiar collector's item, which holds the clue to its secret life. Experts have only known two certain things about them, but apparently, these facts are actually incorrect.

Octopus Twitches and Changes Color; Is It Dreaming?

Mar 29, 2021

Research suggests that octopuses are able to experience different sleep states similar to humans, where they twitch in technicolor, signaling the possibility of dream experiences.

Ability To Edit RNA Makes Octopus & Squids Smarter Cephalopod Species

Apr 07, 2017

Octopi and squids can rewrite their genome by RNA editing, which makes them smarter than other organisms. Scientists from Marine Biological Laboratory(MBL) has found a cephalopod brain can transcript up to 60 percent of RNA during rewriting event.

Seeing With Its Skin—How An Octopus Can Live In the Deep

May 21, 2015

Researchers from the University of California, Santa Barbara have discovered that the octopus, uniquely adept with camouflage, can "see" with its skin. The study found that the California two-spot octopus can sense light using light-sensitive proteins, similar to those found in eyes, in its skin.