civet
small 5 letter word
Knoll.
Puppy
stick
torte
The 5 letter word that means the opposite of big and has a short vowel sound is "small."
elfin
Pinch, trace
Atoll
trace
Pterodactylus was a carnivore, not an omnivore, because they only ate meat. While young, they would have hunted insects, but in adulthood they would have hunted small fish and land animals such as lizards, amphibians, and primitive mammals.
The word you're looking for is.... stone.