Classification
Anatomy
Life Cycle
Health & Role
100

The Phylum to which the Common Earthworm belongs.

Annelida

100

The estimated range for the number of ring-like structures, or segments, composing the earthworm's body.

100 to 150

100

The specific stage in the life cycle that occurs after mating and before fertilization.

Cocoon Formation

100

The type of animals, specifically, that are most commonly affected by diseases where the earthworm acts as a vector.

Poultry and livestock

200

The Class name for the Common Earthworm, which is shared with leeches.

Clitellata

200

The type of cells that allow the earthworm to sense its environment, since it lacks eyes.

light-sensitive cells

200

The six stages of the earthworm life cycle, in order.

Mating, Cocoon Formation, Fertilization, Development, and Hatching

200

An important beneficial role earthworms play that contributes to agriculture and plant growth.

Benefiting soil health

300

The term for the highest level of taxonomic organization mentioned, shared with all animals.

Kingdom (Animalia)

300

The earthworm's skin must maintain this physical property for it to be able to breathe.

Moist

300

The process that occurs within the cocoon after its formation, resulting in a new earthworm.

Fertilization and Development

300

The main focus of prevention when managing diseases where the earthworm acts as a vector.

Managing the animals that eat them

M
e
n
u