External features are things you can see on your face such as your nose ,eyes,hair, lips,etc.
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.
Arthropods are segmented animals with jointed legs and an exoskeleton.
external body features help organisms survive by providing protection from other animals, and for a sort of armor material, as well as a possible mating insignia
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.
Black widows external features are, they are black with a red hour glass on its back.
Some animals that look like axolotls include mudpuppies, olms, and waterdogs. These creatures share similar features such as external gills, elongated bodies, and feathery gills.
its an external scope
a coral
morphology for plants
The primary function of external gills in aquatic animals is to exchanges gases. However, gas exchange is more difficult with external gills.
an external would be a pouch and a internal would be athe heart
Some animals that have external fertilization include fish, frogs, sea urchins, and certain aquatic invertebrates like jellyfish and corals.