Skip to main content

Nautilus(Nautilidae) informations, facts -

Nautilus(Nautilidae) is a beautiful, water living cephalopod native in the Indian and Pacific oceans. Nautilus is the only living members of the subclass Nautiloidea. There are six living species in the world. Nautilus is a close relative of octopuses and squids.



Their scientific name is NautilidaeThe name originated from the Greek word. Nautilus is also known as 'plural nautiluses', 'nautili'.

Common Name: Nautilus
Scientific Name: Nautilidae
Other Name: Plural nautiluses, Nautili

Scientific Classification 

Nautilus belongs to the family of Nautilidae. Nautilus is a small-sized, rare cephalopod species. There are six living species in the world. Their conservation status is 'Not extinct'. These species are listed as endangered by IUCN.

Kingdom: Animalia
Phylum: Mollusca
Class: Cephalopoda
Order: Nautilida
Genus: ‎Nautilus
Family: ‎Nautilidae
Group: Fish
Number of Species: 6
Conservation Status: Not extinct

Living & Habitat

Nautilus is found in the Indian oceans, Pacific oceans. Nautilus is habitats such as tropical waters, coral reefs.

Living Locations: Indian oceans, Pacific oceans
Habitat: Tropical waters, Coral reefs

Physical Classification

Nautilus is a small-sized cephalopod and whole body covers with a beautiful shell. Nautilus shell is composed of two layers: a striking white iridescent inner layer and a matte white outer layer. Their skin color is blue-grey, brown-white. An adult length around 15 cm to 20 cm long and weighs around 800 g to 1.3 kg.

Color: Blue-grey, Brown-white
Skin Type: Moisture skin
Weight: 800 g to 1.3 kg (Approx)
Size: 15 cm to 20 cm (Approx)


Nautilus is mainly is part of the Carnivore diet, which means they eat meat. The main prey of food is hermit crabs, dead crustaceans, fish. They have some natural predators like the octopus, teleost fish, some species of sharks.

Diet: Carnivore
Favorite Food:  Hermit crabs, Dead crustaceans, Fish
Predators: Octopus, Teleost fish, Some species of sharks


Their lifespan up to 20 years. Nautilus nocturnal water living species. At the age of 15 years old both females and males are ready to sexually mature. After the incubation period lasts around 1 year. Female lays around 10 to 20 eggs per year.

Lifestyle: Nocthural
Group Behavior: Solitary
Lifespan: Up to 19 Years
Age of Sexual Maturity: 15 Years
Hatching Period: 1 Year
Average Spawn Size10 to 20
Baby called: Hatchling

Short Facts

  • Nautiluses are usually found deep into the sea between 500 ft to 1000 ft below the surface.

  • Nautilus is the only species of cephalopods that have an external shell.

  • Nautilus has a unique technique for the movement by jet-propulsion.



Popular post

Cape fox information, facts - classicanimal

Cape fox is a medium-size mammal species native to South Africa. It is the only exists member of the genus Vulpes in South Africa. For their large ear, they are also known as the South African version of a fennec fox. They can be found in arid or semi-arid areas. Primarily eat birds, small reptiles, fruits. For the image click here INFORMATION NAME & SCIENTIFIC NAME Their scientific name is  Vulpes chama . They are also known as Cama fox , Silver-backed fox . Common Name:  Cape fox Scientific Name:  Vulpes chama Other Name:  Cama fox , Silver-backed fox SCIENTIFIC CLASSIFICATION Cape fox belongs to the family Canidae and the genus of Vulpes.  It is a species of fox . It is the only exists species in the genus Vulpes in South Africa. Their conservation status is 'Least Concern'. Kingdom:  Animalia Phylum:  C

Leopard information, facts - classicanimal

Leopard is a large-sized mammal species native to Africa, Asia. They are closely related to lions , tigers , and jaguars . They are one of the graceful and powerful members of the big cat family, but they are the smallest species of the big cats . They have a large body, relatively short legs, and a broadhead. They can be found in open grassland, forests, savannas, and mostly feeds meats. For the image click here INFORMATION NAME & SCIENTIFIC NAME Their scientific name is  Panthera pardus . Their name comes from the Greek word 'Leopardus', which is a combination of Leon ( means lion) and Pardus (means panther). They are also known as panthers. Common Name:  Leopard Scientific Name:  Panthera pardus Other Name:  Panther SCIENTIFIC CLASSIFICATION Leopards belong to the family Felidae and the genus of Panthera.  It is a species of Big cat . There are 10 specie

Grauer's gorilla information, facts - classicanimal

Grauer's gorilla is a large-sized primate species native to the Democratic Republic of the Congo. It is the largest species of the gorilla in the world. They are highly sociable and very peaceful species of primate . They can be found in tropical rainforests, lowlands and mostly the are feeds plants, fruits, or leaves. For the image click here INFORMATION NAME & SCIENTIFIC NAME Their scientific name is  Gorilla beringei graueri . They are also known as Eastern lowland gorillas . Common Name:  Grauer's gorilla Scientific Name:  Gorilla beringei graueri Other Name:  Eastern lowland gorilla SCIENTIFIC CLASSIFICATION Grauer's gorillas belong to the family Hominidae and the genus of Gorilla.  It is a species of the gorilla . Their conservation sta