The baritone call of the bullfrog is so deep and resonant, it resembles the mooing of a cow, hence its name. Only males emit this trademark "jug-o-rum" bellow, and their choruses can be heard ...

Another pesky Oregon invader American bullfrog, which the ODFW calls a “voracious predator” that threatens native wildlife ...

The bullfrogs captured in the video above are most likely American bullfrogs (Lithobates catesbeianus).Native to North America, these massive frogs can grow more than 8 inches long and weigh up to ...