a coral
An exoskeleton is a rigid external covering that supports and protects the body of certain animals, such as insects and crustaceans. It provides structure, support, and protection for the organism's soft tissues and helps with movement.
The internal movement of goods in a supply chain is the paperwork of the external movement of the goods. The external movement is bringing the supply from one place to the other. Internal movement is the tracking of supplies.
The primary function of external gills in aquatic animals is to exchanges gases. However, gas exchange is more difficult with external gills.
Some animals that have external fertilization include fish, frogs, sea urchins, and certain aquatic invertebrates like jellyfish and corals.
Actually, Cold-blooded animals do not maintain a constant body temperature so their body fluctuates based on external temperature.Answer: It is considered as external (if that's what you mean).
spiders
Skin or scales
There is a great importance of identifying the external anatomy of a farm animals. This will make it easy for you to notice any unusual behaviors by the animals and attend to them as required.
The only thing that can stop any type of movement is an external force.
A toad goes through external fertilisation/fertilization
Animals with external skeletons and jointed bodies and limbs are primarily found in the phylum Arthropoda. This diverse group includes insects, arachnids, crustaceans, and myriapods, all characterized by their exoskeleton made of chitin and segmented bodies. Their jointed appendages allow for a wide range of movement and adaptability in various environments.
Snakes and fish are examples of animals that lack external ears.