- Nag is compared to a cobra, which is a large, venomous snake. This comparison emphasizes the danger and power that Nag possesses, as well as his potential to harm others.
- Chuchundra is compared to a mouse, which is a small, timid, and easily frightened animal. This comparison highlights Chuchundra's lack of courage and his tendency to be afraid of everything.
- Darzee is compared to a bird, which is a small, delicate creature that builds nests in trees. This comparison emphasizes Darzee's vulnerability and his need for protection from predators.
- Karait is compared to a snake, which is a long, slender, and dangerous animal. This comparison highlights Karait's physical characteristics and his potential to harm others.
- Teddy is compared to a child, which is a young, innocent, and vulnerable individual. This comparison emphasizes Teddy's need for protection from danger and his reliance on others for survival.
- The garden is compared to a jungle, which is a wild, untamed, and dangerous place. This comparison highlights the challenges that Rikki Tikki faces in his environment, as well as his need to be constantly vigilant and prepared to defend himself.