Across
1
Australian marsupial that eats eucalyptus
4
Tallest living animal on Earth
6
Egg-laying mammal with a duck bill
8
Small horse-shaped sea fish
9
Fish that swims upstream to spawn
Down
2
Wild dog that hunts in packs
3
Spotted big cat that climbs trees
5
Clawed sea crustacean
7
Large-eyed primate from Madagascar
10
Intelligent marine mammal