Painting of Dwarf hamster (Phodopus sungorus) The dwarf hamster is colorblind and has very poor eyesight, as they are mostly nearsighted. They have highly sensitive hearing to high-pitched noises and can communicate ultrasonically. Dwarf hamsters are very flexible but have very...

Vector generated image of Goldfish,(Carassius auratus), Goldfish live natively in ponds, and other still or slow moving bodies of water in depths up to 20 m (65 ft). Goldfish are small ornamental freshwater fish that are commonly kept as pets. Goldfish were one of the earliest breed of fish to...

Vector generated image of Discus fish,Discus (Symphysodon spp.) are a genus of three species of cichlid freshwater fishes native to the Amazon River basin. Discus are popular as aquarium fish and their aquaculture in several countries in Asia is a major industry.Distribution The three species of...

Painting of Starry moray eel ( Gymnothorax nudivomer), Gymnothorax nudivomer is a Moray Eel from the Indo-Pacific. It occasionally makes its way into the aquarium trade. It grows to a size of 180cm in lengthDistribution Indo-Pacific: Red Sea and Transkei, South Africa (Ref. 3257) to the...

Painting of Bicolor anthias ( Pseudanthias bicolor) MALE, Pseudanthias bicolor is a Pseudanthias fish from the Indo-Pacific Ocean. It occasionally makes its way into the aquarium trade. It grows to a size of 13cm in length.

Painting of Palette tang ( Paracanthurus hepatus), DISTRIBUTION Tropical and subtropical waters of the Indo-West Pacific, from East Africa east to Micronesia, the Line Islands, and the Samoa Islands, north to Kochi Prefecture in Japan, and south to northern New South Wales, Australia....

Painting of Tiger barb (Puntius tetrazona tetrazona), DISTRIBUTION Southeast Asia: Sumatra and Borneo. Introduced widely and has been reared in several countries in facilities for breeding aquarium fishes. HABITAT Shallow, warm rivers and streams.FEEDING ECOLOGY AND DIET Feeds on worms, small...

Painting of Crucian carp (Carassius auratus),DISTRIBUTION Native to Asia. The wild type has been introduced to Europe and North America. Aquarium varieties have been introduced all over the world. HABITAT Shallow, warm waters with dense vegetation such as lakes, reservoirs, and streams. Adults...

Painting of Zebrafish (Danio rerio),DISTRIBUTION Native to tributaries of the Ganges River, along the Coromandel Coast of India, from Calcutta to Masulipatam, Bengal, Nepal, Pakistan, and Bangladesh. As aquarium fish and experimental animal, it has been introduced worldwide....

Painting of Pirapitinga (Piaractus brachypomus), DISTRIBUTION Amazon and Orinoco River basins in South America. Feral individuals have been caught in 16 states throughout the United States, likely as a result of releases from personal aquariums or fish farms. HABITAT Pelagic; occurs in streams...

Painting of African polka-dot catfish (Synodontis angelicus) Feeding In its natural habitat it feeds on insect larvae, shrimp, fry of other species and plant debris. The adults will eat a wide variety of foods in the aquarium and that is the key to keeping Syno's fit and healthy, a wide varied...

Vector generated image of Clownfish and anemonefish are fishes from the subfamily Amphiprioninae in the family Pomacentridae. About twenty eight species are recognized, one in the genus Premnas, while the remaining are in the genus Amphiprion. In the wild they all form symbiotic mutualisms with...

توضيح مفهوم النظام البيئي من خلال نموذج مصغّر ، والنظام البيئي هو أي مساحة طبيعية وما تحتويه من كائنات حية نباتية أو حيوانية أو مواد غير حية وقد يكون بركة صغيرة أو...

توضيح مفهوم النظام البيئي من خلال نموذج مصغّر ، والنظام البيئي هو أي مساحة طبيعية ، وما تحتويه من كائنات حية نباتية ، أو حيوانية ، أو مواد غير حية ، وقد يكون بركة...