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The common octopus can hear sounds between 400 Hz and 1000 Hz, and hears best at 600 Hz. [66] Octopuses have an excellent somatosensory system. Their suction cups are equipped with chemoreceptors so they can taste what they touch. [67] Octopus arms move easily because the sensors recognise octopus skin and prevent self-attachment. [68]
The Caribbean reef octopus lives in warm waters around coral reef environments and grassy and rocky sea beds. Their biogeographic regions are as follows: the Nearctic region, Neotropical region (Central and South America), oceanic islands and the Pacific Ocean. The Caribbean reef octopus lives in hidden, rocky lairs that are difficult to locate.
The giant Pacific octopus (Enteroctopus dofleini), ... E. dofleini is distinguished from other species by its large size. It is the largest octopus species. [4] [5] ...
Saltwater on a high tide inundates that area and then at low tide it’s freshwater. The octopus could have gone into the creek with a saltwater high tide to investigate, being curious, Easton said.
Octopus bimaculoides observed at Nicholson Point in La Jolla, California in August, 2024. Close-up of the chromatophores on Octopus bimaculoides. The California two-spot octopus (Octopus bimaculoides), often simply called a "bimac", is an octopus species native to many parts of the Pacific Ocean including the coast of California. One can ...
The common octopus (Octopus vulgaris) is a mollusk belonging to the class Cephalopoda. Octopus vulgaris is one of the most studied of all octopus species, and also one of the most intelligent. It ranges from the eastern Atlantic, extends from the Mediterranean Sea , Black sea and the southern coast of England , to the southern coast of South ...
The common blanket octopus (Tremoctopus violaceus) exhibits one of the most extreme sexual size-dimorphism known in any animal near its size or larger. [3] [4] Females may reach 2 m (6.6 ft) in length, whereas the males are 2.4 cm (1 inch). The weight ratio is at least 10,000:1, and can probably reach as much as 40,000:1.
East Pacific red octopus, rescued from a gull near Los Osos, California. Octopus rubescens (commonly the East Pacific red octopus which is a Cephalopod, and also known as the ruby octopus, a preferred common name due to the abundance of octopus species colloquially known as red octopus [1]) is the most commonly occurring shallow-water octopus on much of the North American West Coast and a ...