Japanese spider crab (Macrocheira kaempferi) has the largest leg span among arthropods. In Japanese, it is named as taka-ashi-gani, which means “tall legs ...

Horseshoe crabs (Limulidae) are aquatic invertebrates. The ancestors of these crabs first appeared around 450 million years ago, which is why they are known as ...

Perhaps you want to learn some of the most interesting hermit crab facts for kids. Hermit crabs (Paguroidea) belong to the order of crustaceans called ...

Ghost crabs (Ocypodinae) are nocturnal and decapod species of crabs. They cannot stay underwater for a long time. They belong to the subfamily Ocypodinae, ...

Florida stone crab (Menippe Mercenaria) is a very close relative of western gulf stone crab. In fact, it is thought to be a subspecies of Florida stone crab. ...

Fiddler crabs (Uca) are small semi-terrestrial aquatic crabs. They belong to the genus Uca and there are 100 species of crabs under this genus. The closest ...

Coconut crab (birgus latro) is a decapod crustacean and it belongs to the hermit crab species. It is the world’s largest terrestrial arthropod. From the genus ...

The scientific name of the Blue crab (callinectes sapidus) is a mix of Greek and Latin words. Literally, the word callinectes means “beautiful swimmer” while ...

Let's take a look at some of the most interesting Alaskan king crab facts. Alaskan king crab (Paralithodes camtschaticus) is the largest of all king crabs. It ...

Philippine eagle (Pithecophaga Jefferyi) is the world’s largest species of eagle that is alive today. It is also one of the rarest birds in the world. On ...