Ecology
Their primary food is plant matter. Their diet consists of algae, aufwuchs, general plant matter and possibly carrion. They are grazing animals or scavengers as opposed to predator fish.
Pterygoplichthys are known for being kept out of water and sold alive in fish markets, surviving up to 30 hours out of water. Males excavate tunnels into mud banks where eggs are laid.
Read more about this topic: Pterygoplichthys
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“... the fundamental principles of ecology govern our lives wherever we live, and ... we must wake up to this fact or be lost.”
—Karin Sheldon (b. c. 1945)