Invasive species are always disruptive to the native wildlife in the ecosystems they take over. However, their impact on humans and domesticated animals is usually more indirect. An exception is the ...

In 1978, cane toads, which are native to South and Central America, were introduced for pest control to Ishigaki island in Okinawa prefecture in Japan. These poisonous toads secrete deadly toxins, ...

Cane toads secrete a toxin that can harm or even kill animals that lick, bite or eat them, including dogs and cats.

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 ...

Three years after the federal government listed a tiny Nevada toad on the endangered species list, a geothermal company seeking to develop a project near the toad’s only known habitat in Northern ...