Pearl gourami mouth, as they are slowly sinking, then he spits them into the bubble nest. This sequence is repeated several times, till she has completed her egg-laying. The fry are tiny at hatching. The male takes responsibility for the fry, rescuing them and spitting them back into the nest if they fall out. Some tend to grow faster than others, and will exhibit fratricide, eating their smaller siblings. Pearl gourami The pearl gourami ("Trichopodus leerii") is a species of gourami native to Southeast Asia. These fish reach about TL. The body is a brownish-silver colour, covered in a pearl-like pattern with
Kissing gourami do not guard, are spherical, smooth, and buoyant. Initial development is rapid: the eggs hatch after one day, and the fry are free-swimming two days thereafter. The kissing gourami does not care for its young. The kissing gourami present a kind of behavior associated with their characteristic jaw and mouth: two individuals approach their mouths in both mediolateral and dorsoventral planes and press for a few seconds. This type of "kiss" has given "H. temminkii" the common name of kissing gourami has been considered an intraspecific aggressive behavior also known as "mouth fight" due to the contraction of the jaw