A hard outer covering protects an insect's soft body and gives the insect its shape.
an ant's outer covering is their exoskeleton
an exoskeleton
The outer covering of the grain is called Husk.
exskeleton
Cornea
the hull
exoskeleton
An ant is an invertebrate as it doesn't have a spine. It has an exoskeleton, which is a hard, waterproof body covering, made of chitin.
A lot of animals have hard body covering which makes them hard to become prey. However, animals such as hippopotamus, rhinoceros, and elephants have a hard cover of skin on their body.
capsule
Warmer
A Guppy is a tropical fish, and has an outer covering of fish-scales.