In this case, the similarly finicky moth, named Hypena opulenta, eats the swallow-wort -- and nothing else. More than a decade of study and testing later, Cornell University researchers have ...

Blood-sucking fish will be the starting course. Michigan’s recurring webinar series on invasive species will return next month. The first session will detail the decades-long binational program ...

Smith says that once established at the initial sites, Hypena moths will disperse to find new patches of DSV. And it’s hoped they will give birth to a new generation of caterpillars to nibble away on ...

Smith is working with a team that is researching a caterpillar called hypena opulenta that eats the ... hurdles by getting the caterpillars to the moth stage and having them survive winter.

While a leaf-feeding moth (Hypena opulenta) from the Ukraine area was approved for release in North America as a biological control, there are things gardeners can do to help reduce its spread.