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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. Octopus arms move easily because the sensors recognise octopus skin and prevent self-attachment. [67]
Though sympatric with diurnal Octopus species, they avoid competition by hunting at night. In acknowledgement of this preference, many species of Callistoctopus are referred to as night octopuses . Well-known species include C. macropus (Atlantic white-spotted octopus) and the type species C. ornatus (ornate octopus), both of which are ...
Callistoctopus ornatus (ornate octopus) is a tropical species of octopus native to the Indo-Pacific region. [ 1 ] [ 2 ] Other common names include white-striped octopus and night octopus, in reference to its nocturnal habits.
Callistoctopus luteus, the starry night octopus, is a species of octopus within the family Octopodidae. [1] The species is found distributed in the Western Pacific near areas such as the Gulf of Thailand, Taiwan, Vietnam, the Philippines, Indonesia, Japan, Timor, and Hawaii, with the type locality coming from the Pescadore Islands of Taiwan.
It has the common name algae octopus due to its typical resting camouflage, which resembles a gastropod shell overgrown with algae. It is small in size with a mantle around the size of a small orange ( c. 7 cm or 3 inches) and arms 25 cm (10 inches) in length, and is adept at mimicking its surroundings.
At night it hides in rubble to surprise prey. [1] Female maturation is dependent on age as well as season. [2] Both sexes can distinguish vertical from horizontal rectangles, and gradient greys from each other and uniform grey. [3] This species has been studied by scientists trying to determine octopus ages by stylets and pigment. [4] [5]
Despite his initial reluctance to go solo, Saadiq did just that in 2002 with “Instant Vintage.” This single from the LP repurposed the hypnotic groove from Dr. Dre’s “Still D.R.E ...
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 and the southern coast of England , to the southern coast of South Africa.