SPIRONOLACTONE THERAPY AND GYNECOMASTIA.
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Biomedical subjects
Publications and source records attributed to E CLARK.
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Two sharks were trained to feed at a target which, when pressed, caused a submerged bell to ring. Later they were trained to press the target for remotely placed food. They retained this conditioned response after a 10-week period of inactivity.
Each mature individual of Serranellus subligarius, regardless of size, has at the same time both motile sperm and eggs. Embryos and larvae were produced from artificial fertilizations and from isolated fish kept in aquaria. Mating behavior of pairs and groups of hermaphrodites shows two types of behavioral patterns involving different color changes.
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