The Leyte Chorus Frog is a rare, non-reproducing hybrid caused by deforestation-driven overlap between two frog species, ...

Now, a report from the University of Kansas appearing in the journal Heredity confirms that Kaloula conjuncta stickeli (the scientific name of the strange chorus frog) is a hybrid of two species ...

"So, we did, and the result was surprising—this frog is actually a hybrid. Not just any hybrid—an 'F1 hybrid,' meaning it's the first-generation offspring of two distinct parent species.