Across
1
Egg-laying mammal with a duck bill
4
King of the jungle
7
Spotted big cat that climbs trees
8
Fastest land animal
10
Large animal with a horn on its nose
11
Slow-moving mollusk without a shell
12
Amphibian that leaps and croaks
13
Tallest living animal on Earth
Down
2
Large-eyed primate from Madagascar
3
Elegant white water bird
5
Large North American buffalo
6
Black-and-white bear from China
9
Graceful animal with antlers
11
Five-armed sea creature