Thin, flat plates that cover the skin of some animals, such as fish and reptiles.
A muscular stomach found in birds and some other animals, used for grinding up food.
A fleshy protuberance found on the neck or head of some birds, used for display or communication.
A tail that can be used to grasp or hold objects, found in some primates and other animals.
The internal framework of an animal's body that provides support and protection.
The skull of an animal, which encloses and protects the brain.
The system of organs in an animal's body that processes food, including the mouth, esophagus, stomach, and intestines.
The ability of some animals to change their color or pattern to blend in with their surroundings or communicate with others.
Cells on the tongue that detect and respond to different flavors, allowing for the sense of taste.
Cells that detect and respond to electromagnetic fields, allowing for the detection of magnetic fields.
A fur in some animals that has the ability to repel or kill bacteria and viruses.
Cells in some animals that allows for the animal to have extraordinary strength.
An organ in some animals that allows for the regulation of body temperature, such as a countercurrent heat exchanger in some fish.
An organ in some animals that allows for the detection of ultraviolet radiation, such as the UV receptors in some birds.
An organ in some animals that allows for the production of light, such as the light-producing organ in fireflies.
Cells in some animals that allows for the animal to evade detection by predators or prey.
An organ in some animals that allows for manipulation of gravity or levitation.
Cells that detect and respond to psychic or mental energy, allowing for telepathic communication or other extrasensory perception.
A supposed organ in some animals that allows for the absorption and storage of solar energy.
The cells of some animals to move objects with their mind.
Cells in some animals that allows for the animal to change its physical form at will.
An organ in some animals that allows for travel between different dimensions or universes.
A gland in some animals that allows for the animal to become invisible.
An organ in some animals that allows for the creation of a force field for protection.
A gland in some animals that allows for the animal to repeat specific moments in time.
A gland in some animals that allows for the animal to control the weather and create storms or clear skies.