they call up with their cull prilts, three in all. remains in its stomach. >> their motivation for attacking her was to kill and eat her just like they would any other prey item such as a deer. why that happened that's what we don't understand. >> reporter: if i see a coyote should i be alarmed? >> there is always a potential that mr. they be coyotes that might attack someone. so, we have to keep that in the back of our minds. don't necessarily live in fear but respect that possibility. >> reporter: is ancient coyote behavior evolving right in front of us? to get the answer we have to look at their history. over the last century, they've been on the move spreading out. but when wolves, their normal enemyies enemies, became their roman pick partners, that may have been the start of the problem. >> they came into our population with wolves and they interbred. all the eye coecoyotes that went on carried with them some wolf dna they picked up here. >> reporter: the result a hybrid sky owe a larger fearless animal with attitude like the pa