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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 post Octopuses torture and eat themselves after mating, and scientists finally know why appeared first on BGR. Perhaps one of the most intriguing is the octopus. Some even believe they could ...
The weight ratio is at least 10,000:1, and can probably reach as much as 40,000:1. The males have a large arm in a spherical pouch modified for mating, known as a hectocotylus. During mating, this arm is detached, and kept by the female in her mantle cavity until used for fertilisation. The male almost certainly dies shortly after mating. [3]
The mating ritual for the blue-ringed octopus begins when a male approaches a female and begins to caress her with his modified arm, the hectocotylus. A male mates with a female by grabbing her, which sometimes completely obscures the female's vision, then transferring sperm packets by inserting his hectocotylus into her mantle cavity repeatedly.
Octopuses are mostly loners, and even their mating is typically done from a distance. One species, however, was seen exhibiting behavior that was not only uncharacteristically social but almost ...
After mating, both the males and females stop eating and ultimately die. [ 39 ] [ 34 ] [ 25 ] After reproduction, they enter senescence , which involves obvious changes in behavior and appearance, including a reduced appetite, retraction of skin around the eyes giving them a more pronounced appearance, increased activity in uncoordinated ...
Mating would be a poor indicator of sexual maturation in ... the female usually die shortly after, but octopuses and a few squids will look after their eggs ...
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