In the insect world, impostors could be hiding anywhere. When lifting a stone during an expedition in the Anti-Atlas Mountains in Morocco, researchers came across an unusual sight: three blowfly ...

Many marine invertebrates, like sand dollars and sea snails, spend their larval stage floating through the sea. Eventually, they detect chemical signals indicating that it’s time to metamorphose. Some ...

Issued also as thesis (PH.D.) Ohio State University. "Reprinted from the Journal of experimental zoölogy, vol. 52, no. 2, January, 1929." ...