A crab is not an insect. It is classed as a Crustacean. Crabs are more closely related to arachnids (Spiders, scorpions, etc.),than to insects, being that they have four pair of legs, rather than three and only two main body sections (insects have three).
Crabs can refer to two different kinds of creatures:
Crabs (also called pubic lice) are a parasitic insectthat inhabit a persons pubic area and is spread sexually. It is considered an STD (sexually transmitted desease). It may also be possible to spread through bed linen and clothing. There are lotions you can get without a prescription to treat it and get rid of it.
Crab is also a name fora type of crustacean usually living in water.
Neither. Crabs are crustaceans.
Mammals have fur or hair, are warm blooded and give birth.
Birds are warm blooded, lay eggs, have feathers and an internal skeleton.
Fish are cold-blooded, most lay eggs, they have scales and gills and live underwater.
Crustaceans are cold blooded, lay eggs and have an external skeleton (shell).
Insects have six legs, and crabs have ten.
Insects
Insects
Crabs,Spiders,and Insects
Insects
Crabs
No. Crabs are arthropods, but not insects.
archids
Arthropods
Crabs, bees, ants, spiders, millipedes. turtles, tortoises, and lobsters all have exoskeletons.
ants are insects crabs are crustaceans. ands have six legs and no claws, while crabs have claws
Crabs are parasitic insects and can get there for a variety of reasons. Check the related link for further information.