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This increased demand is met by an increase in the stroke volume of the octopus' heart. [20] The octopus does sometimes swim throughout the water, exposing itself completely. [15] In doing so, it uses a jet mechanism that involves creating a much higher pressure in its mantle cavity that allows it to propel itself through the water. [20]
An octopus (pl.: octopuses or octopodes [a]) is a soft-bodied, eight-limbed mollusc of the order Octopoda (/ ɒ k ˈ t ɒ p ə d ə /, ok-TOP-ə-də [3]).The order consists of some 300 species and is grouped within the class Cephalopoda with squids, cuttlefish, and nautiloids.
The majority of cephalopods do not provide parental care to their offspring, except, for example, octopus, which helps this organism increase the survival rate of their offspring. [110] Marine species' life cycles are affected by various environmental conditions. [ 111 ]
Image credits: an1malpulse #5. Animal campaigners are calling for a ban on the public sale of fireworks after a baby red panda was thought to have died from stress related to the noise.
Amphioctopus aegina, commonly referred to as the marbled octopus or the sandbird octopus, [2] is a bottom dwelling species residing in the coastal zone of the Indo-West Pacific. [ 3 ] Planktonic hatchlings and eggs are laid by females predominantly during the months of January and October, however they have been known to reproduce year-round.
Abdopus capricornicus is a species of octopus in the family Octopodidae, and is often also referred to as Octopus capricornicus. [2] This octopus is native to the Great Barrier Reef [1] and is often found throughout the Indo-West Pacific Ocean.
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Image credits: Nature Photographer of the Year (NPOTY) 2024 #5 Category Underwater: Category Winner, "Giant Octopus Dofleini" By Andrey Shpatak "The Giant Pacific Octopus (Enteroctopus dofleini ...