The Coconut Crab is native to most of the Indo-pacific islands and is the largest living arthropod in the world today. Generally a nocturnal creature the Coconut Crab will hide throughout the day time and emerge at night to forage. The name '...
Discovered in just 2005, the Yeti Crab, or the Kiwa hirsuta is a crustacean which was first sighted in the South Pacific Ocean. The species was determined to be an entirely new genus and family (Kiwaidae). The animal has strongly eyes that lack pigment, is perhaps blind, science isn't yet certain.
The Cuttlefish is one of the most intelligent invertebrates in the world and contrary to what the name suggests the Cuttlefish is actually a mollusk and is part of the same family as squids and octopus's. Like its close relatives the Cuttlef...
The Greater siren is a aquatic salamander with a slender body, bushy gills and no hind limbs. The Greater siren can be found on the south-eastern coastal plains of North America. This large siren is fortunately not classified as endangered...
The Vampire Squid (Vampyroteuthis infernalis) is the only surviving member of the order Vampyromorphida which means it's a phylogenetic relict. Its scientific name literally means "Vampire squid from hell", but despite this it doesn'...
Physalia, sometimes also called "Portugese Man of War" is actually a colony made up of many polyps. This warm ocean creature deceives with its beautiful colours, but in fact it's very dangerous. The Physalia's venom kills quickly and effi...
The Snakeneck Turtle is definitely the most common and most widely known Australian freshwater turtle. Europeans first met this turtle during the first journey of captain Cook in 1770. In different regions this turtle is called differen...
From the first glance, the Paradoxical Frog looks like an ordinary frog, but the special thing about this animal is that the tadpoles are almost four times bigger than mature frogs, and they gradually become smaller, as they develop. For a l...
The Bullfrog has earned its name thanks to the powerful voice, that sounds more like a roar of a bull than the croaking of a frog. These frogs have extremely strong hind legs, making it able to jump incredible distances. It has even been observ...
As the name suggests, the Japanese Spider Crab (Macrocheira kaempferi) is a marine crab species that lives in the waters that surrounds Japan. It is known as the biggest anthropod in the world, and is a favorite meal of many Japanese food lov...
Don't be fooled by the Backswimmer's tiny size — it might be small, but it's definitely not helpless. This small creature, that is also known by the name of "Water Boatman" glides above water as a live "dose of poison" that attacks anything th...
Every March an unusual view can be observed near the shores of South California — thousands of squids emerge from the water to mate in the moonlight. Those are the Opalescent Inshore Squids, who look extremely beautiful when the light of the...
The Leatherback Turtle is the largest turtle in the world. All its lief is spent wearilessly swimming through the tropical and temperate seas, looking for food far from the shore. They can be observed in all seas of the world — from Iceland in...
The sea cucumber is a marine animal (not plant) that is an echinoderm from the Holothuroidea class. It has leathery skin, an elongated body like a cucumber, and a single, branched gonad. They are found worldwide on the sea floor. Sea cucumbe...
Brittle Stars are small sea creatures closely related to starfishes. They're very primitive creatures — they can tell where's up and where's down, but as they have no brains, all their actions are reflexes.

These sea inhabitants are very s...
Many are confused between the usage of shrimps and prawns when in reality both terms are often used to describe the same kind of animal. Macrobrachium rosenbergii or popularly known as the giant freshwater prawn are famous for its breeding...
Lobsters are an ancient animal species and fossils dating an age of about 200 million years have been found. They are crustaceans with incredibly strong claws, able to cut through most sea animal shells. These animals have been hunted sinc...
Chambered Nautilus also known as the Emperor Nautilus is one of the oldest species of cephalopods on Earth. This highly developed sea snail has survived for more than 550 million years. The word "Nautilus" means "sailor" in Greek and these...
Nudibranch's are a type of clade that shed their shell after their larval stage. They are a favourite of scuba divers and underwater photographers due to their beautiful and striking colours. There are 3,000 described species of nudibran...
Also known as a sea fan or a sea whip, a gorgonian is a type of sessile colonial cnidarian which is found particularly in the tropical and sub-tropical oceans throughout the world. They are similar to the sea pen, which is a type of soft coral.

T...