Classify these five animals into two different groups.
Tiger, Shark, Elephant, Whale, Kangaroo
There are many ways to classify these animals into two different groups, depending on the criteria used for categorization. Here are a few options:

Option 1: Land animals vs Water animals:
- Land animals: Tiger, Elephant, Kangaroo
- Water animals: Shark, Whale

Option 2: Mammals vs Non-Mammals:
- Mammals: Tiger, Elephant, Whale, Kangaroo
- Non-Mammals: Shark

Option 3: Carnivores vs Non-Carnivores:
- Carnivores: Tiger, Shark
- Non-Carnivores: Elephant, Whale, Kangaroo
Complete the following task based on the instruction and optional input provided.### Instruction:
Classify these five animals into two different groups.

### Input:
Tiger, Shark, Elephant, Whale, Kangaroo

### Output:
There are many ways to classify these animals into two different groups, depending on the criteria used for categorization. Here are a few options:

Option 1: Land animals vs Water animals:
- Land animals: Tiger, Elephant, Kangaroo
- Water animals: Shark, Whale

Option 2: Mammals vs Non-Mammals:
- Mammals: Tiger, Elephant, Whale, Kangaroo
- Non-Mammals: Shark

Option 3: Carnivores vs Non-Carnivores:
- Carnivores: Tiger, Shark
- Non-Carnivores: Elephant, Whale, Kangaroo