Marine Mammal Endocrinology

Question 1

Where are the thyroids located in cetaceans?

Answer 1

• Thyroid glands in bottlenose dolphin located in cranial mediastinum on either side of distal trachea

Question 2

Describe the anatomy and location of the thyroid glands in pinnipeds.

Answer 2

Pinniped thyroid glands are large, paired, oval and dark brown – found just caudal to larynx on either side of trachea