Rats: the “black scourge” of our forests

rat eating egg
Black rat eating a thrush egg

This dramatic photograph shows a black rat eating a thrush egg. This common rat species (Rattus rattus, otherwise known as a bush, roof or ship rat) is one of three that has long made its home in New Zealand. Continue reading

Why were stoats and ferrets introduced to New Zealand?

The other day, a colleague of mine asked: “Why were stoats and ferrets introduced into New Zealand? Do you know?”. I put on my best “all-knowing” face, and said “To control rabbits”. But even as I said it, I wavered with uncertainty, because it seemed so preposterous – a bit like the old lady who swallowed the spider (to eat the fly). Continue reading