A research team led by Hiroshima University and Tokyo University of Agriculture and Technology have proposed a neuroendocrine ...

In a weird and wacky finding, scientists have discovered the limit to how many times a strange fish can have sex in a single day. These fish, named medaka or Oryzias latipes, were found to be able to ...

The diminutive medaka (Japanese rice fish) have been kept as pets since the Edo Period (1603-1868). They are hardy animals, an important quality for a pet, and they naturally occur in a variety of ...

Larval nutrition plays a role in determining the sexual characteristics of Japanese rice fish, also called medaka (Oryzias latipes), report a team of researchers led by Nagoya University. The findings ...

TOKYO - Rice fish, the small freshwater fish known as "medaka" in Japanese, are becoming increasingly popular these days as the pet boom continues across Japan.

Medaka fish that lacked functional Hmgn2 genes were unable to distinguish between simple shapes, revealing a new function for the regulatory gene. Medaka fish that lacked functional Hmgn2 genes were ...

Larval nutrition plays a role in determining the sexual characteristics of Japanese rice fish, also called medaka (Oryzias latipes), report a team of researchers led by Nagoya University. The findings ...

Scientists could gain insight into atypical sex development in vertebrates, including humans, by studying how nutrition affects sex changes in fish larvae. Larval nutrition plays a role in determining ...