Do fish drink?
In this lesson you will learn more about the life of fish.
Author: Prazsák-Hajnal Krisztina
Reviewer: Horváthné Kunstár Andrea, Márton Gábor
fishes, fish, cartilaginous fishes, Osteichthyes, swimmer, paired fins, unpaired fin, gill, swim bladder, aquatic lifestyle, vertebrates, sideline, scale, motion, reproduction, respiration, feeding, removal, life processes, metabolism, external fertilisation, pectoral fin, dorsal fin, caudal fin, skeleton, freshwater, salt water, caviar, body regions, bream, Prussian carp, salmon, common carp, sturgeon, predator, herbivore, necrophagous, aquarium, gas exchange, oxygen, carbon dioxide, biology, taxonomy, physiology, animals, native, ecology, nature study
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