Thursday's flight marks the second year the Oakland Zoo has taken part in a breeding program to re-establish the green, brown, red and yellow Puerto Rico crested toad on its home island. SAN FRANCISCO ...

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Meet Houston toads hatched from eggs that transformed into tadpoles and then tiny toads. At the Houston Zoo, meet Houston toads hatched from eggs that transformed into tadpoles and then into tiny ...

Behind a gate at the edge of the Denver Zoo Conservation Alliance in City Park is the Boreal Toad Conservation Center, a building colloquially known by zoo staff as the “Toad Barn.” Inside, awkward ...

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PHILADELPHIA (AP) — It's rush hour in Philadelphia for thousands of baby toads as they hop across a busy residential street on a rainy summer night. Why do toadlets cross the road? To get to the woods ...