| Subject | 
mate with | 
be solitary | 
have average number of babies | 
give birth to | 
mate for | 
make sound | 
is a kind of | 
be the same size as | 
weigh | 
give birth in | 
moult between | 
have gestation period | 
have length | 
run at | 
suckle | 
| swift fox |   |   |   |   |   |   | dog |   |   |   |   |   |   |   |   | 
| adult swift fox |   | except during the breeding season |   |   |   | yap, purr, growl, croak and whine | swift fox | a large house cat |   |   | April and July |   | 844 mm | 40 km per hour |   | 
| adult female swift fox |   | except during the breeding season | 4-5 | live babies | life | yap, purr, growl, croak and whine | female mammal | a large house cat | 1.6-2.1 kg | March or April | April and July | unknown | 844 mm | 40 km per hour | babies | 
| adult male swift fox | two adult female swift foxes | except during the breeding season |   |   |   | yap, purr, growl, croak and whine | male mammal | a large house cat | 1.7-2.5 kg |   | April and July |   | 844 mm | 40 km per hour |   |