Mr Gould has previously made other, more grisly slug discoveries while again researching frogs. In 2019 he discovered that the red triangle slug (Triboniophorus graeffei) produces a sticky defence ...

And this gets exponentially weirder when you consider that Australia has only two families of native, land-dwelling slug – Cystopeltidae (humpback slugs) and Athoracophoridae (red-triangle slugs).

Scientists already knew that a bright-pink slug lived on Mount Kaputar (map), thinking it was a variety of the red triangle slug, a species common along the east coast of Australia. But new ...

Looking closer he realised it had been glued to the branch! Next to it, a suspicious-looking slug... Turns out, the red triangle slug secretes a mucus that's so sticky it acts like a super-glue ...

These festively coloured slugs (Triboniophorus aff. graeffei) are relations of the equally quirky red triangle slug, which is also found on Mount Kaputar. They are among a number of unique species ...