20 facts about corydoras:
Corydoras are native to South America, with most species coming from the Amazon River basin.
They are peaceful fish that get along well with other non-aggressive species.
Corydoras are bottom-dwellers, often seen scavenging for food on the substrate.
They are commonly kept in groups, as they are social fish that prefer the company of their own kind.
There are over 170 recognized species of corydoras.
They are generally small fish, with most species reaching around 2-3 inches in length.
Corydoras have a unique respiratory system that allows them to breathe air through their intestine as well as through their gills.
They are hardy fish that can tolerate a wide range of water conditions, but they prefer soft, slightly acidic water.
Corydoras are omnivores and will eat a variety of foods, including sinking pellets, live and frozen foods, and algae wafers.
Some species of corydoras have specialized mouthparts that allow them to feed on algae and other small organisms that live on hard surfaces.
Many species of corydoras have a pattern of spots or stripes on their body, which can help camouflage them in their natural habitat.
Corydoras are popular in the aquarium hobby because of their peaceful nature, small size, and interesting behaviors.
They are active fish that will swim around the aquarium in search of food.
Corydoras are not picky about their tankmates, but they should not be kept with aggressive or predatory species.
They are relatively easy to breed in the aquarium, with some species spawning regularly under the right conditions.
Corydoras are egg-layers that will lay their eggs in hidden places, such as under plants or in caves.
The male corydoras will fertilize the eggs and then guard them until they hatch.
Once the eggs hatch, the fry will feed on their yolk sac for a few days before they start swimming and feeding on their own.
Corydoras are not typically aggressive towards their own young, and the fry can be raised alongside the adults.
They are generally peaceful and hardy fish that can live for several years with proper care.
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