Dog
Another Answer: Duck
A "Domestic cat" is a carnivorous animal that starts with the letter "D."
Deer is an animal word that starts with a capital 'D'.
Dolphin is a sea animal and starts with d.
· dolphin
den
Dog
duck
dog
dinosaur
· donkey
A duiker is an example of an animal that starts with a "d" and has six letters. It is a small antelope found in sub-Saharan Africa.
dolphin or dalmation.