cytology, alimentary tract, Lizardfishes, comparative morphology, Fish, Anatomy & physiology, Cellular biology, Digestive system, Morphology, Zoology
Environment, general, Life Sciences, Submucosal melanization, Nature Conservation, Lizardfishes, Zoology, Alimentary tract, Freshwater & Marine Ecology, Saurida, Animal Systematics/Taxonomy/Biogeography, Pigments, Fish, Marine biology, Animal populations, Digestive system