Why the alimentary canal is shorter in frog?

Explanation

### Step-by-Step Solution:

1. **Understanding the Alimentary Canal**: The alimentary canal, also known as the digestive tract, is the pathway through which food passes, nutrients are absorbed, and waste is expelled in animals.

2. **Identifying the Frog's Diet**: Frogs are classified as carnivores, meaning they primarily consume meat. This dietary classification is crucial in understanding the structure of their digestive system.

3. **Comparing Carnivores and Herbivores**: Carnivorous animals, like frogs, typically have shorter alimentary canals compared to herbivorous animals. This is because meat is generally easier to digest than plant material, which often requires a longer digestive process.

...