Divine Angel said:

dv said:

Bubblecar said:

Cane toad, surely. 1935.

That seems a good shout in terms of vertebrates that were successfully established.

DA’s list has various ants and slugs and so forth so I suppose it is an ongoing battle.

Slightly off topic. Yesterday the echidna expert said she was currently researching the effect of fire ants on echidna populations and health risks.

They are too toxic/spicy for them ?