The most common octopuses we see are in the two- to four-pound range.

Staff at the centre said his death was not entirely unexpected, since common octopuses generally only live a couple of years.

The common octopus is easily adapted to captive conditions and has a rapid growth rate of 5% body weight per day.

The common octopus seems particularly suitable for aquaculture.

I read once where apparently the common octopus has an eye almost exactly the same as the human eyeb- caw!'

Training experiments have shown the common octopus can distinguish the brightness, size, shape, and horizontal or vertical orientation of objects.

I knew, of course, that even the common octopus shows its emotions with lightning-fast color changes-but this was something of a much higher order.

The common octopus hunts at dusk.

The common octopus, Octopus vulgaris, appears to be the most serious candidate for aquaculture in terms of its biological and market potential.

The common octopus (Octopus vulgaris) is the most studied of all octopus species.

It breeds at a lower rate than the partially sympatric Octopus vulgaris (common octopus).

It has been observed attacking a common octopus (Octopus vulgaris) by tearing off an arm with a twisting motion.

Aggregata octopiana - common octopus (Octopus vulgaris)

It is also captured in earthenware pots in the Mediterranean, although the fishery for curled octopuses is less important than that of the common octopus.

The researchers, from Israel and Italy, studied a common octopus, O. vulgaris, videotaping it in a laboratory set-up where it had one arm free.

Bigfin reef squids and the common octopus (Octopus vulgaris) were studied to resolve a century-long debate over whether cephalopods can hear.

He and several fellow experimenters investigated such things as the physical basis of memory, experimenting with the common octopus because it is one of the animal kingdom's fast learners.

Little do they know, the monster is the product of a secret military experiment - a genetic hybrid mutated from a common octopus and the prehistoric super-predator Dunkleosteus.

Animals include an abnormally large American Lobster and a blue lobster (shell changed blue due to an unusual discoloration), a Common octopus, and Lined Seahorses.

The Animal Procedures Committee, set up to advise the government on animal experiments, recommended that there was sufficient evidence of sentience to give one species of invertebrate, the common octopus, protection.

Nearly all landings of both species within these regions are taken by Portugal and Spain, with Spain taking the vast majority, although most of these will be of the common octopus.

In the UK, the common octopus, (Octopus vulgaris), is the only invertebrate protected under the Animals (Scientific Procedures) Act 1986 and other cruelty to animals legislation, extending to them protections not normally afforded to invertebrates.

The common octopus is sensitive to temperature, with an optimum range for commercial growth of 16-21 C. Above its optimal thermal range, growth and food intake decrease, and above 23 C loss in weight and increased mortality has been recorded.

Issued in "Stamps on a Roll" self-adhesive strips, the stamps feature the following wildlife: Tompot Blenny, Green Tiger Beetle, Red Squirrel, Golden Eagle, Common Octopus, Hermit Crab, Sea Slug and Bottlenose Dolphin.

Paul the Octopus (hatched in 2008, died October 2010) was a common octopus living in a tank at a Sea Life Centre in Oberhausen, Germany, who was used as an animal oracle to predict the results of football matches, usually international matches in which Germany was playing.

In the years prior to the description of this species in 1953, O. rubescens was widely considered to be a young Enteroctopus dofleini.

North Pacific Giant Octopus (Enteroctopus dofleini)

The North Pacific Giant Octopus (Enteroctopus dofleini) is a big cephalopod that is in the genus Enteroctopus.

Biozone showcases the amazing biodiversity found in the world's oceans and displays longhorn cowfish, lionfish, Giant Pacific Octopus Enteroctopus dofleini and seahorses.

While generally much smaller than the giant Architeuthis and Mesonychoteuthis, the largest of the octopuses, the Giant Pacific Octopus (Enteroctopus dofleini), can grow to be very large.

Larger species, such as the giant pacific octopus, may live for up to five years under suitable circumstances.

Live marine animals on display include a Giant Pacific Octopus.

The giant Pacific octopus can fit its entire body through an opening no bigger than the size of its beak.

The giant Pacific octopus is considered to be short-lived for an animal of its size, with lifespans that average only 3-5 years in the wild.

Huge tanks show off everything from cuddly sea otter pups to giant Pacific octopus.

A female Giant Pacific Octopus makes the ultimate sacrifice, starving to death as she guards her eggs.

The giant Pacific octopus.

The only other similarly large extant species is the giant Pacific octopus, Enteroctopus dofleini.

Steve Backshall meets a phenomenal predator: the brainy giant Pacific octopus.

There are, as fellow life forms go, few as deeply alien - in both substance and appearance - as the giant Pacific octopus.

This species is known to be a favorite prey item of Enteroctopus dofleini, the giant Pacific octopus.

Other displays are home to giant Pacific octopus, trigger fish, nautilus, cuttlefish, turtles and terrapins.

Only in Alaska has the shark's diet been studied - most sharks' stomachs contain remains of giant Pacific octopus.

A Giant Pacific Octopus sacrifices her life to tend her single clutch of eggs for six months.

The feature display animal is the Giant Pacific Octopus, which at this northern latitude ranges to near the surface.

A huge giant Pacific octopus (Enteroctopus dofleini) known to crush ships in its powerful tentacles.

The gallery features shorebirds, colored lobsters, goosefish, Giant Pacific Octopus, and countless other invertebrates.

Yes, the aquarium has ball-tossing dolphins and busloads of children, but it also has a diverse collection that includes sharks and a giant Pacific octopus.

Aggregata dobelli - Giant Pacific octopus (Octopus dofleini martini)

However, the two main attractions of the theatre are the Wolf Eels and a Giant Pacific Octopus named "Armstrong".

Featured animals include Electric Eel, Chambered Nautilus, and Giant Pacific Octopus.

Aspects of the Natural History of Octopus dofleini, the Giant Pacific Octopus.

Hoodsport is renowned among SCUBA divers as a staging area to view the giant Pacific octopus.

Eight-Armed Willy - An extremely large Giant Pacific Octopus with a cut sticking out of his head, resembling a hole.

The following habitats are found across the North Pacific giant octopus distribution range.

The North Pacific Giant Octopus is its rival in size.

The North Pacific giant octopus is the largest octopus species in the world, with a 10m arm span.

Larger species, such as the North Pacific Giant Octopus, may live for up to five years under suitable circumstances.

Other tanks include a North Pacific Giant Octopus, jellyfish, and open ocean schooling fish.

A North Pacific Giant Octopus.

Some of the largest octopodes in the world, the North Pacific Giant Octopus, live near the Tacoma Narrows Bridge.

The North Pacific Giant Octopus (Enteroctopus dofleini) is a big cephalopod that is in the genus Enteroctopus.

Enteroctopus dofleini, also known as the giant Pacific octopus or North Pacific giant octopus, is a large cephalopod belonging to the genus Enteroctopus.

There are four species: the North Pacific Giant Octopus (E. dofleini), the Southern Giant Octopus (Enteroctopus magnificus), E. megalocyathus, and E. zealandicus.

In the years prior to the description of this species in 1953, O. rubescens was widely considered to be a young Enteroctopus dofleini.

North Pacific Giant Octopus (Enteroctopus dofleini)

The North Pacific Giant Octopus (Enteroctopus dofleini) is a big cephalopod that is in the genus Enteroctopus.

Biozone showcases the amazing biodiversity found in the world's oceans and displays longhorn cowfish, lionfish, Giant Pacific Octopus Enteroctopus dofleini and seahorses.

While generally much smaller than the giant Architeuthis and Mesonychoteuthis, the largest of the octopuses, the Giant Pacific Octopus (Enteroctopus dofleini), can grow to be very large.