Once the most abundant and widespread frog species in North America ... and water acidity. Northern leopard frogs are so named for the array of irregularly shaped dark spots that adorn their ...

In Washington, wildlife enthusiasts responded to sightings of a rare blue northern leopard frog not seen in years, highlighting the fragility of endangered species. Elsewhere, a mother orca ...

DESCRIPTION: The relict leopard frog is a small, spotted frog with an adult body length of 1.75 to 3.5 inches. The dorsal color is brown, gray, or greenish with greenish-brown spots. A glandular dorso ...