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Emotional pain is the pain experienced in the absence of physical trauma, e.g. the pain experienced by humans after the loss of a loved one, or the break-up of a relationship. It has been argued that only primates, including humans, can feel "emotional pain".
Brain size does not necessarily equate to complexity of function. [8] Moreover, weight for body-weight, the cephalopod brain is in the same size bracket as the vertebrate brain, smaller than that of birds and mammals, but as big or bigger than most fish brains.
Artemia is a genus of aquatic crustaceans also known as brine shrimp or sea monkeys.It is the only genus in the family Artemiidae.The first historical record of the existence of Artemia dates back to the first half of the 10th century AD from Lake Urmia, Iran, with an example called by an Iranian geographer an "aquatic dog", [2] although the first unambiguous record is the report and drawings ...
Mysida is an order of small, shrimp-like crustaceans in the malacostracan superorder Peracarida. Their common name opossum shrimps stems from the presence of a brood pouch or "marsupium" in females. The fact that the larvae are reared in this pouch and are not free-swimming characterises the order. The mysid's head bears a pair of stalked eyes ...
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Artemia salina is a species of brine shrimp – aquatic crustaceans that are more closely related to Triops and cladocerans than to true shrimp. It belongs to a lineage that does not appear to have changed much in 100 million years .
A. parthenogenetica, as its specific name suggests, is an obligate parthenogenetic organism, one that reproduces without sexual reproduction. Like other brine shrimp, A. parthenogenetica produces cysts that are highly resistant to environmental changes, including large changes in temperature and salinity, and the stress of drying out and exposure to UV radiation. [7]
The pain you’re feeling when you get brain freeze is actually from a layer of receptor cells in the outer covering of the brain, called the meninges. This is where the internal carotid artery ...