Across
1
Egg-laying mammal with a duck bill
4
Australian marsupial that hops
8
King of the jungle
9
Predatory fish with sharp teeth
10
Small spiny mammal
Down
2
Fish that swims upstream to spawn
3
Eight-armed sea creature
5
Large animal with a horn on its nose
6
Slow-moving mollusk without a shell
7
Large reptile found near rivers
11
Dog-like scavenger of Africa
12
Australian marsupial that eats eucalyptus