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Compared to similarly sized fish, mammals and birds typically have brain sizes fifteen times larger, though some species of fish such as elephantnose fish have very large brain-to-body ratios. However, fish still display intelligence that cannot be explained through Pavlovian and operant conditioning, such as reversal learning, novel obstacle ...
Picture of a group of ASTRA members at Notre Dame Church, Șimleu Silvaniei, August 1908 (published same year in Luceafărul). The Transylvanian Association for Romanian Literature and the Culture of the Romanian People (Romanian: Asociația Transilvană pentru Literatura Română și Cultura Poporului Român, ASTRA) is a cultural association founded in 1861 in Sibiu (Hermannstadt).
Fish of Asia native to South Asia — freshwater & marine fish of the Indian subcontinent, north-central Indian Ocean islands, and adjacent coastal areas. Subcategories This category has the following 5 subcategories, out of 5 total.
Romanian literature (Romanian: Literatura română) is the entirety of literature written by Romanian authors, although the term may also be used to refer to all literature written in the Romanian language or by any authors native to Romania.
According to a systematic list of the Romanian vertebrate fauna, there are 732 species of vertebrates living in Romania. When grouped into classes, the largest number of these species are birds, with 382 species, followed by fish with 184. 110 of these species are mammals, 31 are reptiles, 20 are amphibians, while only four belong to the Cyclostomata class of jawless fish.
Fish meal is used as a food supplement for farmed fish and for livestock. Fish oils are made either from fish liver, especially rich in vitamins A and D , or from the bodies of oily fish such as sardine and herring, and used as food supplements and to treat vitamin deficiencies.
This fish was described in 1957 by Romanian student scientists M. Dumitrescu, P. Bănărescu, and N. Stoica. Local names include asprete , poprete , and sforete . Endemic to a very restricted area in southern Romania , it was found in the upper reach of the Argeş River and in two of its tributaries: Râul Doamnei and Vâlsan .
In a 2019 study, cleaner wrasses passed the mirror test, the first fish to do so. [27] However, the test's inventor, American psychologist Gordon G. Gallup, has said that the fish were most likely trying to scrape off a perceived parasite on another fish and that they did not demonstrate self-recognition. The authors of the study retorted that ...