Kingdom:
* Horse: Animalia
* Gecko: Animalia
Phylum:
* Horse: Chordata (have a backbone)
* Gecko: Chordata (have a backbone)
Class:
* Horse: Mammalia (have fur, give live birth, nurse young)
* Gecko: Reptilia (have scales, lay eggs)
Order:
* Horse: Perissodactyla (odd-toed ungulates, like zebras and rhinoceroses)
* Gecko: Squamata (lizards and snakes)
Family:
* Horse: Equidae
* Gecko: Gekkonidae
Beyond Classification:
* Size: Horses are significantly larger than geckos.
* Habitat: Horses live in a variety of habitats, but are often found in grasslands and open plains. Geckos are more diverse, found in a range of environments, including deserts, forests, and urban areas.
* Diet: Horses are herbivores (eat plants) while geckos are carnivores (eat insects and other small animals).
* Movement: Horses walk and run on four legs, while geckos have specialized toe pads that allow them to climb smooth surfaces.
* Lifespan: Horses can live for 25-30 years, while geckos have a shorter lifespan, typically 5-10 years.
In short, horses and geckos are distinct animals belonging to different classes and orders, with significant differences in size, habitat, diet, movement, and lifespan.