What is the Puerto Rican crested toad? The Puerto Rican crested toad is the only toad species native to Puerto Rico. Named for the bony crests above its large, golden eyes, this toad is also ...

The male Yosemite toad (Anaxyrus canorus) can mate like mad every year—for about two weeks. Only in late spring. And only in wet meadows, at elevations above 4,800 feet, in California’s Sierra ...