Across
1
Australian marsupial that eats eucalyptus
4
Egg-laying mammal with a duck bill
8
Fastest land animal
9
Clawed sea crustacean
10
Small horse-shaped sea fish
13
Dog-like scavenger of Africa
Down
2
Fish that swims upstream to spawn
3
South American pack animal
5
Largest living primate
6
Soft sea creature that can sting
7
Eight-armed sea creature
11
Flightless bird that swims in cold regions
12
Animal that builds dams