All canids descended from wolves. It's their call of nature.
Coyotes howl to communicate with others that may be around. They normally howl when there is prey or to tell others to stay away!
wensday
Primarily, to announce their territory and determine if other coyotes' control territory near their own (e.g. a coyote will howl and then listen for other coyotes to howl back -- if he hears another...
noThey howl at night, so I would think that it would be possible.