The external structures of animals protect the animal from harm to internal organs. An example of an external structure is the skin and fur on a bear. The skin protects the internal organs, and the fur protects the skin.
An external tail is a prominent, usually elongated structure at the posterior end of certain animals, such as reptiles and some mammals. It is used for various functions like balance, communication, and mobility.
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.
An external covering is a covering that is on the outside of an object. This could be anything from skin on humans to hard coverings like those on amoebas, fur on animals like bats, and scales on reptiles.
Some animals that have external fertilization include fish, frogs, sea urchins, and certain aquatic invertebrates like jellyfish and corals.
Mammals have several different external features that make them different from other animals. Some of these features include body hair or fur, external mammary glands, and warm-bloodedness.
Internal and external? 4real
A structure outside. A skeleton of an object.
skin
An external tail is a prominent, usually elongated structure at the posterior end of certain animals, such as reptiles and some mammals. It is used for various functions like balance, communication, and mobility.
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 external auditory meatus and the external acoustic meatus are two names for the same structure.
An external covering is a covering that is on the outside of an object. This could be anything from skin on humans to hard coverings like those on amoebas, fur on animals like bats, and scales on reptiles.
a tailbone
a coral
An Internal Structure is the way an organism looks on the outside and an External Structure is the looks on the outside.
The primary function of external gills in aquatic animals is to exchanges gases. However, gas exchange is more difficult with external gills.
External structure refers to the physical form or arrangement of something outside of its core components. This can include the shape, appearance, or design of an object, organism, or system. It often plays a role in the function or behavior of the entity.