Across
1
Egg-laying mammal with a duck bill
5
Large animal with a horn on its nose
7
Small spiny mammal
8
Largest mammal in the ocean
10
Elegant white water bird
11
Primate closest to humans
12
Animal that builds dams
Down
2
Predatory fish with sharp teeth
3
Spotted big cat that climbs trees
4
Soft sea creature that can sting
6
Flightless bird that swims in cold regions
9
Tallest living animal on Earth
13
Pink bird that stands on one leg