Some female stick insects just don’t need males around, ever. They clone themselves, alter their pheromones to stay inconspicuous to unwanted suitors, and when males try to copulate with them, they ...
Male (top) and female (bottom) Lord Howe Island stick insects from the captive-bred Ball's Pyramid population, also known as "tree lobsters," on a leaf at the Melbourne Zoo. Lord Howe Island Stick ...
Do Rare Males Retain Reproductive Function? While most animals reproduce sexually, some species rely solely on females for parthenogenetic reproduction. Even in these species, rare males occasionally ...
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