Answer: D. have many shared characteristics.
Step-by-step explanation:
By definition, animals in the same genus have many shared characteristics because it is a term used to classify a group of animals that have similar traits and characteristics.
Examples of animals in the same genus include dogs, wolves and coyotes. They are in the Canis genus and one needs to but look at any of these animals to see that whilst they are not of the same species, they do have very similar characteristics.