Cane toads — sizable, toxic amphibians from Central and South America that have been introduced to Hawaii and Australia — can find their way home across long distances. To investigate their ...

Males are olive green with pads on their thumbs ... for toad eggs. Once males arrive at their breeding grounds, they croak to attract females. A female crested toad can lay up to 15,000 eggs ...

In the agricultural sector, invasive species cause significant damage, and cost Australian producers up to A$5.3 billion in ...