When they share habitat, orangethroat and rainbow darters tend to avoid one another, even though they are closely related and can produce 'hybrid' offspring. A new study offers an analysis of the ...
Boasting all the colors of the rainbow, the Iowa darter is indisputably a handsome guy. Is the species ready ― and worthy ― to represent the state it's named for? Iowa Rep. John Wills, R-Spirit Lake, ...
CHAMPAIGN, Ill. -- When they share habitat, orangethroat and rainbow darters tend to avoid one another, even though they are closely related and can produce "hybrid" offspring. The males compete with ...