![](http://www.newscientist.com/data/galleries/dn18919-pinocchio-frog-and-dwarf-wallaby-new-species-found/00378c40334.jpg)
Imperial pigeon
These birds were spotted on four occasions during the expedition, but had never been seen before – suggesting that there are not many of them.
They are a new species of imperial pigeon (Ducula), distinguished by their rusty, whitish and grey feathers.
![](http://www.newscientist.com/data/galleries/dn18919-pinocchio-frog-and-dwarf-wallaby-new-species-found/003787e727b.jpg)
Dwarf wallaby
This is the smallest species of kangaroo yet to be found in the wild.
The animal is a lesser forest wallaby (Dorcopsulus), one of only three such species known to exist.
![](http://www.newscientist.com/data/galleries/dn18919-pinocchio-frog-and-dwarf-wallaby-new-species-found/003782d29a3.jpg)
Pinocchio frog
This tree frog has a long protuberance on its nose. It points upwards when the male is calling, but deflates and points downwards when he is less active. more
http://www.newscientist.com/gallery/dn18919-pinocchio-frog-and-dwarf-wallaby-new-species-found/1