Tadpole species that lost their lungs through evolution never re-evolve them, even when environmental change would make it ...

The color change, driven by hormones, seems aimed at preventing males from accidentally mating with each other.

The decline of the reservoir threatens the water and electricity for 40 million people, but is resurfacing vast canyons and lush riversides that the aquatic rodents engineer into robust habitats for ...

Speed in the animal kingdom comes in many forms, from powerful land sprints to lightning-fast dives beneath the waves.

Cheesequake State Park might be the most deliciously named slice of paradise in the Garden State. Nestled in Matawan, this 1,610-acre natural sanctuary sits at the geographical crossroads of New ...

Experience the unique sounds of wild frogs as they call out in their natural habitat. Did Hillsborough actually overspend by ...