Animals Under the Sea - Nutshell Online

Well done, you have earned 10

!

Now, Take Quiz

Answer a few questions to earn 60

This animal has a hard shell on its back, made of over 50 bones. When scared, this animal hides its entire body inside its shell. This animal moves very slowly and can live well over 100 years. Name this animal.

Turtle Turtles can be found in rivers, lakes and seas. Turtles lay their eggs on land. Once the eggs hatch, the newborn turtles go to the sea. There are more than 350 types of turtles around the world.

Answer

Starfish
Whale
Shark
Turtle

This sea animal is a mammal. It is also the largest animal in the world. It can grow more than 30 metres in length! Except for the Arctic Ocean, they are found in all other oceans. Which animal are we talking about?

Blue Whale The blue whale gets its name due to its blue colour. While most sea animals have gills, blue whales have lungs. This is why they have to swim to the surface of the water to breathe in fresh air.

Answer

Blue Whale
Octopus
Jellyfish
Dolphin

This animal is well-known for its unique rounded body, big eyes and eight long arms or tentacles. When faced with danger, this animal can throw out dark-coloured ink. Which animal are we talking about?

Octopus The word ‘octopus’ comes from the Greek language words for “eight” and “feet”. This is because of their eight tentacles. Octopuses can squeeze through small spaces and they are known for their intelligence.

Answer

Seahorse
Whale
Shark
Octopus

This sea animal gets its name because it looks like a land animal. It is a small fish and can grow up to 35 centimetres. This is close to the size of a ruler. It swims in an upright position. Name this sea creature.

Seahorse The seahorse is named so because its neck and head look like a horse. There are 36 different types of seahorses found in oceans around the world. These fishes mostly rest in grassy areas in the sea.

Answer

Crab
Dolphin
Seahorse
Starfish

This is one of the most intelligent animals in the world. While swimming, it jumps above the water to breathe fresh air and dives back into the water. It also has blowholes on its head to help breathe in air. Identify.

Dolphin Just like whales, dolphins are also mammals. Dolphins like to spend time together. Interestingly, they sleep with one eye open. A group of dolphins is called a school or a pod. There are more than 30 types of dolphins.

Answer

Jellyfish
Dolphin
Eel
Whale

These animals look like things we see in our night sky. Its shape also gives it its name. This sea creature usually has five arms, but some can grow up to 50 arms! Identify this animal.

Starfish A starfish looks like a star due to its five arms. Although they do not swim, they are very good at crawling on rocks, plants and other solid surfaces. Interestingly, a starfish can grow its arm back after it has been cut off.

Answer

Starfish
Turtle
Swordfish
Crab

This animal has 10 legs, with 2 of them acting as claws. The remaining eight are used to walk on the seafloor. It has a shell-like covering on its body. Interestingly, it walks sideways. Which animal?

Crab Crabs can be often seen walking on beaches. They are found in all types of water bodies like seas, oceans, rivers and lakes. There are at least 7,000 species or kinds of crab. Crabs are commonly eaten as seafood.

Answer

Swordfish
Great White Shark
Crab
Jellyfish

This is a large and fast-swimming type of fish. It has multiple rows of pointy teeth, which fall out and also grow back regularly. It can be found in oceans around the world. Which sea creature are we talking about?

Shark Some sharks are known to live for more than 500 years! The whale shark is the largest living fish. It can reach about 15 metres long. Today there are more than 300 species, or types, of shark around the world.

Answer

Blue Whale
Shark
Starfish
Octopus

This is a type of whale. It is known for having a long, straight tusk on its forehead, which makes it look like a unicorn. Hence, this animal is also known as the ‘unicorn of the sea’. Which animal is this?

Narwhal Narwhals are found in and around the cold Arctic Ocean. The tusk of a narwhal can grow up to 3 metres long! They are usually found in groups of 15 to 20. Narwhals can be in danger due to climate change.

Answer

Manta Ray
Narwhal
Oyster
Seahorse

This is a sea animal that has a soft, bell-shaped body with tentacles. It does not have bones. Some of them can even glow in the dark. There are more than 200 species or types of this animal. Name the animal.

Jellyfish As surprising as it may sound, jellyfish do not have brains. The biggest jellyfish in the world is called the lion’s mane and its tentacles can grow up to 120 feet! In some places around the world, people eat jellyfish.

Answer

Jellyfish
Crab
Shark
Dolphin

This sea animal has a flat body, broad fins and a tail. It flaps its fins to swim, which looks similar to how birds flap their wings to fly. It can sting humans and other animals using its tail. Name this animal.

Stingray Stingrays come from the family of sharks. They do not have hard bones in their body. They can grow up to 13 feet in length. Scientists have found that stingrays have been on the earth since the time of the dinosaurs!

Answer

Blue Whale
Octopus
Seahorse
Stingray

This is a type of fish that looks like a snake. It can be found in warm oceans and seas around the world. Some species can also be found in rivers and lakes. It is found in shallow waters of the ocean. Identify.

Eel Eels have a pointed head, sometimes with a wide mouth and sharp teeth. Many species of eel hide in mud or among rocks during the day. Some eels can be as small as 5 centimetres long. Some can grow up to 4 metres long!

Answer

Eel
Shark
Narwhale
Jellyfish

Check Your Answers