Stingrays and zebra mbuna fish can perform simple addition and subtraction involving numbers between 1 and 5. Several studies have shown that fish can tell the difference between higher and lower ...
Aug. 13 (UPI) --Every zebra fish begins life as a transparent embryo. Almost all of them end up with stripes. Now, researchers know why. Scientists at Ohio State University developed a mathematical ...
LIVING eggs of the zebra fish, Brachydanio rerio (Hamilton, formerly Buchanan), have been studied to detect variations in the rates of cleavage between eggs in the same batch and between different ...