European tree frogs are often accidentally imported with flowers coming into the Netherlands. The sheer volume of cut flowers and ornamental plants being traded at speed around the world makes it ...

Constant exposure to the sounds of a busy road can impact a male European tree frog’s stress levels, immune system, and vocal sac coloration, scientists show. To study the effects of road noise on ...

Seven newly discovered species from the tree frog genus Boophis ... sound like a bird or an insect. "If the frogs just ...

A member of the Hydrocharitaceae family, European frog-bit (EFB) was initially introduced in the 1930s as an escapee from an Ontario arboretum. Populations can now be found throughout the Great Lakes ...

Despite their relatively similar appearances, the tree frogs consistently ... University of Copenhagen. “If the frogs just croaked like our familiar European frogs, they might not be audible ...