The karyotypes of the three species contain heterochromatic blocks, which are mainly located in the pericentromeric regions of all chromosomes, and in the proximal regions in the short and long arms ...

Discus fish seamless pattern. Hand drawing sketch. Black outline on white background. Vector illustration can be used in greeting cards, posters, flyers, banners, logo, further design etc. EPS10 ...

The discus fishes of the genus Symphysodon are popular ornamental cichlids that occur in floodplain lakes and flooded forests of the lowland Amazon Basin. These habitats are characterized by extreme ...

Keeping fish can be a great alternative to furry pets. Exotic fish add beauty to any home. The Betta fish, also called Siamese Fighting Fish, needs a solo tank. Discus fish, known as the king of the ...