The Australian government is currently working on
a new poisoned bait, known as Curiosity, to help make a dent in the estimated 20m feral cats in Australia.
Rat Island By William Stolzenburg (Bloomsbury) In this modern - day Pied Piper tale, scientists, trappers, and ex-poachers descend on rat - infested islands from
New Zealand to the Bering Sea, laying down
poison - laced
bait in a desperate bid to kill one animal so that another might live.