Chalk bass (Serranus tortugarum) are small sea bass in the grouper family. What makes these fish interesting is that they are simultaneous hermaphrodites: they have both male and female reproductive ...

Although you and I are born with a specific gender and have to stick with it for the rest of our lives, some animal species have an innate ability to trade gender roles on demand because they have ...

THESE gender-bending fish have an incredible way of ensuring evolutionary success - by changing gender at least 20 TIMES a day. A new study has revealsed that Chalk bass, a tiny species of fish found ...

GAINESVILLE, Fla., June 9 (UPI) --Chalk bass are more committed to their spouse than their gender. A new study shows the monogamous hermaphrodite fish switch genders up to 20 times a day. The sexual ...

A 3-inch monogamous hermaphrodite proves the saying 'there's plenty more fish in the sea' isn't always the case. And researchers say said the loyal chalk bass offers humans in relationships this ...