The Cook County Coyote Project is a comprehensive study of coyotes in Chicago metropolitan areas. Also known as the Urban Coyote Research Program, the study was initiated in 2000 as a non-biased attempt to address shortcomings in urban coyote ecology information and management; the Coyote Project is still underway"..............."Chicago's Urban Coyote Study revealing that Coyotes in Chicago and environs mate only once per year in the late winter, with peak season right around Valentines -Day"..............."If mating is successful, 4-12 pups arrive 60 days later in Late April-early May"..............."Newborn pups in the Chicago area generally have a 60% chance of surviving one year, with most living only 3 years"…………."The oldest Coyote in this region is known to have lived to age 11"................"Coyotes are not only monogamous, they are life-long mates".............."This means that once coyotes say “I do” they remain mated until death do them part".............."One mated pair in the “Windy City” produced pups for 10 continuous years"..............."Diet includes rodents (42%), fruit (23%), deer (22%), and rabbit (18%)"............."The majority of coyotes in Chicago area do not rely on pets or garbage for food"..................."25-35 pounds is the typical weight for Coyotes in Chicago".........."Coyotes in a pack share a territory, which they defend together"............."In Cook County, pack coyotes have smaller territories than solitary coyotes, averaging less than 2 square miles (4.95 km2) but as large as 4.3 square miles (11.1km2)".............."Solitary coyotes, also sometimes known as transient coyotes, are those coyotes that do not yet belong to a pack and therefore do not have a territory that they defend. In Cook County, solitary coyotes range over much larger areas and have home ranges averaging 10 square miles (26.8 km2)"

https://urbancoyoteresearch.com/field-notes/valentines-day-isnt-just-humans
Chicago Urban Coyote Research

Learning about love from Chicago’s urban Coyotes