To classify the animals into their respective phyla, we can follow these steps:
1. Starfish:
- Phylum: Echinodermata
2. Crab:
- Phylum: Arthropoda
3. Snail:
- Phylum: Mollusca
4. Shark:
- Phylum: Chordata
5. Earthworm:
- Phylum: Annelida
Each of these animals belongs to a different phylum based on their characteristics and body structures. By understanding the key features of each phylum, we can correctly classify these animals into their respective categories.