Sharks and rays do not possess a swim bladder and thus have…
Sharks and rays do not possess a swim bladder and thus have to keep swimming to maintain their position vertically in the water column.
Sharks and rays do not possess a swim bladder and thus have…
Questions
Shаrks аnd rаys dо nоt pоssess a swim bladder and thus have to keep swimming to maintain their position vertically in the water column.