Saguaro Park in southeastern Arizona, near Tucson, offers a landscape unlike anything you’ll see elsewhere. The park hosts ...

A tadpole fossil, dating back over 160 million years, has been identified as the oldest ever found. Measuring an impressive ...

Hundreds of non-native animal & plant species live in Florida. They prey on native critters & damage native ecosystems.

As cane toad containment efforts intensify, with the toxic species soon set to spread further into previously unaffected areas, a conservation group says it has recorded real success in stripping them ...

The toxic cane toad may be big and warty, but the eggs it lays in delicate, translucent strings resemble a strand of ...

Conservation biologist Brian Gratwicke searches with his team for frogs in Altos de Campana National Park in Panama. Nate ...

Scientists have newly described three extraordinary species of tree toad that leapfrog over the egg-to-tadpole stage. The females give birth on land to dozens of toadlets, each measuring just a few ...

Not all frogs lay eggs that hatch into wiggly tadpoles, and not all tadpoles slowly morph into adult frogs in a pond. In fact, some frogs skip that entire stage altogether – like the newly discovered ...