polypterus senegalus, cute and funny nocturnal carnivore, bottom dweller in pet shop tank, rare primitive freshwater fish

adaptable africa aggressive ancient animal aquarium aquatic aquatrade bichir big blur bony bottom bright business care carnivore coloration conditions controlled curvier cute dangerous detail dweller ecology endemic exotic fauna finlet fish fishkeeping free freshwater friendly funny gray hardy ichthyology import instinct intelligent natural nature nocturnal ornamental pet petshop polypteridae polypterus popular predator prehistoric primitive protection rare sale senegal senegalus shop sociable space tank threat underwater vulnerable water yellow