What kind of cats are there that are dogs? - briefly
There is only one breed of cat that behaves like a dog: the Savannah cat. These cats are known for their loyalty and playful nature, often greeting their owners at the door and following them around like dogs do.
What kind of cats are there that are dogs? - in detail
There is no such thing as a cat that is also a dog, as they belong to different species and have distinct genetic makeup. Cats (Felis catus) and dogs (Canis lupus familiaris) share some similarities in their domestication history and behaviors, but they are not interchangeable or hybridizable.
Cats and dogs have evolved separately from their wild ancestors, with cats originating from the African wildcat (Felis silvestris lybica) and dogs from the gray wolf (Canis lupus). Their evolutionary paths have led to differences in physiology, behavior, and communication. For example, cats are obligate carnivores with retractable claws and a tendency towards solitary behavior, while dogs are more omnivorous, have non-retractable claws, and exhibit pack behaviors.
Attempts to create hybrids between cats and dogs, such as the "coywolf" (a coyote-wolf hybrid) or the "liger" (a lion-tiger hybrid), have not been successful due to the genetic incompatibility between species. Even if a cat and dog were to mate, the resulting offspring would be sterile and unable to reproduce, similar to a mule (horse-donkey hybrid).
In conclusion, while cats and dogs share some traits as domesticated animals, they are not interchangeable or capable of producing viable hybrids. The notion of a cat that is also a dog is not supported by scientific evidence or biological principles.