Its a myth that fish will only grow to the size of the tank their kept in. Keeping them in cramped conditions is cruel and will eventually kill your fish. Those angelfish might only be an inch long and relatively docile in the store, but that doesn't mean you can stick 10 of them in your 10 gallon. Its not cruel to own one if you treat them right. Proper diet, cage size, out of cage time (which is a major thing!), enrichment, etc. are all very important. And PATIENCE. Lots of patience. Most 'pet' species of birds have the intelligence of around a 2-3 yr old child. Yourfish need a steady (and appropriate) temperature in their tank. Keep a thermometer inside the tank, so you catch temperature fluctuations before they stress or cause harm to your tank. Select fish that have compatible temperature requirements. Use a heater or a chiller to control your water temperature. Itis clear that the hundreds of millions of people who visit aquariums annually don't have a particular problem with any of this, and might well argue that it would be hypocritical to worry about confining a fish in a tank if they are happy to eat meat or farmed fish, or to keep goldfish or other pets at home. Yet if a trip to the aquarium is supposed to be educational, it's unclear what can Dịch Vụ Hỗ Trợ Vay Tiền Nhanh 1s.

is it cruel to keep fish in aquarium