There Are Animal Groups That Have Smaller Individuals Than Arthropods

question 24

Short Answer

There are animal groups that have smaller individuals than arthropods and they have a few hundred or a few thousand species.And there are animal groups that contain much larger organisms,and they have a few hundred or a few thousand species.Why do the intermediate-sized arthropods have over a million species?

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Definitions:

Suprahyoid Triangle

An anatomical region of the neck bounded by the mandible, the stylohyoid muscle, and the digastric muscle, containing structures above the hyoid bone.

Superior Carotid Triangle

An anatomical area of the neck, bounded by the sternocleidomastoid muscle, the stylohyoid muscle, and the posterior belly of the digastric muscle, containing the carotid arteries.

Submandibular Triangle

An anatomical region of the neck bounded by the mandible and two muscles, containing the submandibular gland among other structures.

Lateral Thigh

The outer part of the thigh, often related to the muscles and tissues located on the side of the leg between the hip and the knee.