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 ...

Researchers have discovered seven new species of tree frogs that make otherworldly calls in the rainforests of Madagascar. Their strange, high-pitched whistling calls sound more like sound effects ...

GATLINBURG, Tenn. — At Twin Creeks in the Great Smoky Mountains, try not to jump if you're suddenly surrounded by the sound of hundreds of turkeys. It is likely the call of frogs gone wild on a warm ...

I’ve said it before, and I’ll say it again: Summer is my favorite season, and the past few weekends have included seeing and hearing various frogs and toads. Earlier this month I had the opportunity ...

Warming of the planet and drought conditions will disproportionately affect frogs and toads in the Amazon and Atlantic Rainforests, according to an international survey. The research, originally ...

Male green treefrogs attract mates with loud calls, but new research shows parasites can subtly change those signals.

Duration: 45:29 minutes. Text and color photography of each species in booklet. Presents sounds of 130 species. siris_sil_713687 ...

TAMARAC NATIONAL WILDLIFE REFUGE, Minn. – In a remote northern Minnesota forest, biologist Lowell Deede makes his way to a small wetland to check an electronic recorder. It looks like a wildlife ...