| red fox | (n) weedy annual with spikes of silver-white flowers, Syn. Celosia argentea |
| red fox | (n) New World fox; often considered the same species as the Old World fox, Syn. Vulpes fulva |
| red fox | (n) the common Old World fox; having reddish-brown fur; commonly considered a single circumpolar species, Syn. Vulpes vulpes |