Angers/Leipzig. Indigenous water frogs can be crowded out by immigrant or imported species. This is the finding of a Franco-German study. The scientists investigated water frog populations in France ...

Forty or 50 years ago, there were around 30 froggers in the Fellsmere area making a living hunting frogs year-round.

AGASSIZ NATIONAL WILDLIFE REFUGE, Minn. -- The sun was just a dimming red ball on the western horizon when Maggie Anderson stepped out of the truck to hear what she could hear. The sky overhead was ...

In the past two decades, water frogs have spread rapidly in Central Europe. Using a new statistical model, researchers from the University of Basel were now able to show that local species such as the ...

We quantified frog phenology and microhabitat use of the native California red-legged frog (Rana draytonii) and introduced bullfrog (Rana catesbeiana) in an 11-ha seasonal marsh, Sonoma County, ...

La Trobe University academics have developed a noninvasive way to monitor hormones in frogs in an important step toward protecting the vulnerable animals from extinction. Global frog populations are ...

Indigenous water frogs can be crowded out by immigrant or imported species. This is the finding of a Franco-German study. The scientists investigated water frog populations in France and Northern ...

In the past two decades, water frogs have spread rapidly in Central Europe. Using a new statistical model, researchers have now been able to show that local species such as the Yellow-bellied Toad and ...