What is an animal?

An animal is a multicellular heterotrophic eukaryote capable of movement during at least part of its life cycle.

# (stricto sensu; synonim of Metazoa) A multicellular organism of the Kingdom Animalia, differing from plants in certain typical characteristics such as capacity for locomotion, nonphotosynthetic metabolism, pronounced response to stimuli, restricted growth, and fixed bodily structure.

# (lato sensu) An organism classified in the Kingdom Protozoa (unicellular animals) or in the Kingdom Animalia (multicellular animals). # (strictissimo sensu; synonim of Eumetazoa) An organism classified in the Kingdom Animalia except for sponges (Phylum Porifera) and placozoans (Phylum Placozoa).

# An animal organism other than a human, especially a mammal. # A person who behaves in a bestial or brutish manner. # A human considered with respect to his or her physical, as opposed to spiritual, nature. # A person having a specified aptitude or set of interests. # An organism (not a human) that is especially a mammel
an animal is a organism that has four legs and does not speak in human language but it does have ways to interact with humans
a animal is a wild creature
An animal is a multicellular heterotrophic eukaryote capable of movement during at least part of its life cycle.