蹄

Meridiungulata

ungulate

unguligrade (walking on hooves)

farrier

obsidian

ungulates

horseshoe-shaped

horseshoe arch

hoof

Perissodactyla (order of odd-toed ungulates, incl. horses, tapirs, etc.)

farrier (person who fits foot irons on horses and cows)

bulb (of an animal's hoof)

laminitis

Artiodactyla

foot-and-mouth disease

horse's hooves

horseshoe

shoeing a horse

hoof trimming

Cetartiodactyla

perissodactyls

cloven foot

Tectus maximus (species of top shell)

Omphalius pfeifferi pfeifferi (subspecies of top shell)

artiodactyls

frog

Japanese dock (Rumex japonicus)

cloven-hoofed animal