As a field expert in entomology and invertebrate biology, I can provide you with a detailed answer to your question.

Worms, which are invertebrates, can indeed die. There are several factors that can lead to the death of a worm:


1. Environmental Conditions: Worms are sensitive to changes in their environment. Extreme temperatures, whether too hot or too cold, can be fatal to them. For example, earthworms can die if they dry out or if the temperature becomes too extreme for their survival.


2. Predators: Like many creatures, worms can fall prey to predators. Birds, frogs, and even some fish are known to eat worms.


3. Disease: Worms can also suffer from diseases that can lead to their death. These diseases can be caused by bacteria, fungi, or parasites.


4. Poison: Chemicals such as pesticides can be toxic to worms. If they ingest or come into contact with these substances, it can result in death.


5. Old Age: Just like any other living organism, worms have a lifespan, and they can die of old age.


6. Starvation: If worms do not have access to food, they can die from starvation.

7.
Desiccation: Many worms, especially those that live in moist environments, can die if they lose too much moisture from their bodies.

8.
Human Intervention: Activities such as fishing, where worms are used as bait, can also lead to their death.

In conclusion, worms are living organisms that can die due to a variety of reasons, including environmental stress, predation, disease, poison, old age, starvation, desiccation, and human activities.

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If an earthworm is split in two, it will not become two new worms. The head of the worm may survive and regenerate its tail if the animal is cut behind the clitellum. But the original tail of the worm will not be able to grow a new head (or the rest of its vital organs), and will instead die.read more >>