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12-2 Random Facts
Some fish have unusual adaptations that allow them to breathe air or survive on land. The Australian lungfish and certain gar fish can breathe air with lungs in addition to extracting oxygen from water with gills. The bichir and walking catfish can leave the water and move short distances on land by absorbing oxygen through their skin or through adaptations like tree-like organs growing from their gills.
12-2 Random Facts
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- 2. Some fish actuallyhave lungs in addition to gills!! Australian Lung Fish
- 3. Gar Fish myswim bladder has blood vessels and can take in oxygen
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- 5. Some fish canwalk!! Clarias batrachus Air-bladder Stiffened gills so they don’t collapse when out of water Tree like organs growing from gills can absorb oxygen Keep their gills closed when out of water Called the ‘Walking Catfish’ because it can ‘walk’ from pond to pond As long as body is moist, they can stay outside of land for a considerable amount of time!
- 6. Internal Bony FishAnatomy
- 7. External Bony FishAnatomy