tor·toise 
(tôrtĭs)
(tôrtĭs)n.
1. Any of various terrestrial turtles, especially one of the family Testudinidae, characteristically having thick clublike hind limbs and a high, rounded carapace.
2. One that moves slowly; a laggard.
[Middle English tortuce, turtle, tortoise, probably partly from Anglo-Norman tortouse (variant of Old French tortue) and partly from Medieval Latin tortūca, both ultimately from Vulgar Latin *tartarūca, feminine of *tartarūcus, of Tartarus; see TURTLE1.]
tortoiseleopard tortoise
Geochelone pardalis