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A 1993 amendment added a single invertebrate species, the common octopus (Octopus vulgaris), as a protected animal. [6] The Act applied only to protected animals from halfway through their gestation or incubation periods (for mammals, birds and reptiles) or from when they became capable of independent feeding (for fish, amphibians, and the ...
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 shape of the tip of the hectocotylus has been much used in octopus systematics. Many coleoids lack hectocotyli altogether. [6] Among Decapodiformes (ten-limbed cephalopods), generally either one or both of arms IV are hectocotylized. In incirrate octopuses, it is one of arm pair III. [6]
The canal delivers the excreta to a bladder-like renal sac, and also resorbs excess water from the filtrate. Several outgrowths of the lateral vena cava project into the renal sac, continuously inflating and deflating as the branchial hearts beat. This action helps to pump the secreted waste into the sacs, to be released into the mantle cavity ...
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Free diver and marine biologist Jules Casey is no stranger to animals that dwell on Australia’s ocean floor, and she was delighted to encounter a sand octopus as it was burrowing itself into the ...
Octopus is the largest genus of octopuses, comprising about 100 species.These species are widespread throughout the world's oceans. Many species formerly placed in the genus Octopus are now assigned to other genera within the family.
For two years the body of three-year-old Abiyah Yasharahyalah lay underground in the back garden of a terraced house in Birmingham. The little boy was buried by his parents, who believed he would ...
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