Neon Tetra- Paracheirodon innesi

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There are currently 157 species and 13 genera of tetra fish, many of which vary in patterns and coloration. The neon tetra (Paracheirodon innesi) is an awesome freshwater fish which is placed in the family Characidae under order Characiformes. Native to South America, they were introduced to the United States from the Amazon River basin … Read more

Panthera tigris

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Panthera tigris is the biggest cat in the planet. It has a total body length that ranges from 10.0 to 26.0 ft. with weight up to 520 kg. The body contains a pattern of dark stripes with reddish-orange fur but the underpart is lighter in color. Systematic Position Phylum: ChordataSubphylum: VertebrataClass: MammaliaOrder: CarnivoraFamily: FelidaeSubfamily: PantherinaeGenus: … Read more

Goldfish and Its Care Facts

The goldfish is a single-tailed, type of freshwater fish that has the scientific name Carassius auratus. It is also known as the Common Goldfish or just simply Goldfish. Goldfish are found in habitats all over the world, including North America, South America, Europe, Australia and Asia. They are most commonly found in Japan. Goldfish are … Read more

Rose-Ringed Parakeet

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Rose Ringed Parakeet is a medium-sized parrot which is also known as ring-necked parakeet. It belongs to the family Psittaculidae under order Psittaciformes.  They are found in Africa and Indian subcontinent. Systematic Position Phylum: ChordataSubphylum: VertebrataClass: AvesOrder: PsittaciformesFamily: PsittaculidaeGenus: PsittaculaSpecies: Psittacula krameri You might also read: Best Parrot Cage: Review and Buying Guide 2021 Habit … Read more

Phylogeny of Fishes

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The number of living fish species is over 26,400 which is 51.9% of almost all vertebrates. Like other vertebrates, fish have an unequal abundance and diversity. Their ancestors were widespread 500 million years ago. They spread through a massive time-wide evolution and had the opportunity to originate and become extinct in major phyletic streams, even … Read more

Chondrichthyes: Characteristics, Classification and Examples

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The word ‘chondrichthyes’ came from Greek word ‘chondr’ meaning cartilage and ‘ichthys’ meaning fish. Chondrichthyes include all the cartilaginous fishes that contain cartilaginous skeletons. All the representatives of this group have jaws and paired fins with paired nares. The body is covered with placoid scales. Their body growth range from 10 cm (finless sleeper ray) … Read more