Across
1
Egg-laying mammal with a duck bill
4
Fastest land animal
5
Burrowing mammal with poor eyesight
6
Australian burrowing marsupial
8
Animal that builds dams
Down
2
Small horse-shaped sea fish
3
Clawed sea crustacean
7
Predatory fish with sharp teeth
9
Dog-like scavenger of Africa
10
South American pack animal