In soft tissues, crepitus can be produced when gas is introduced into an area where it is normally not present. The term can also be used when describing the sounds produced by lung conditions such as interstitial lung diseaseâthese are also referred to as rales.
Bloodfin Tetra-Information about keeping and breeding Bloodfin Tetras in aquariums. Breeding the Black Tetra-Breeding notes for Gymnocorymbus ternetzi. Cardinal Tetra Fish-An introduction to Cardinal teras-Paracheirodon axelrodi. Cardinal Tetra-Information about all aspect of keeping and breeding Cardinal Tetras.
Feeding. Cardinal tetras are primarily carnivorous in the wild, and they feed on tiny invertebrates, insect larvae and insect eggs. However, even wild-caught neon tetras will quickly take to a flake food, though they will still appreciate the addition of live or frozen foods to their diets.