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Coyotes and wolves hybridized in the Great Lakes region, followed by an eastern coyote expansion, creating the largest mammalian hybrid zone known. [16] Extensive hunting of gray wolves over a period of 400 years caused a population decline that reduced the number of suitable mates, thus facilitating coyote genes swamping into the eastern wolf ...
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“Coyote packs start shedding members right around late fall, getting ready for the breeding season,” Bodenchuk said. Urban female coyotes tend to keep an older female around to help with the pups.
Some 15% of 10,000 coyotes taken annually in Illinois for their coats during the early 1980s may have been coydogs based on cranial measurements. As the coyote population in Illinois at the time was estimated at 20,000–30,000, this would suggest a population of 3,000–4,500 coydogs in the state. [ 8 ]
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The Milwaukee County Zoo is a zoo in Milwaukee, Wisconsin, operated by the Milwaukee County Parks Commission and is accredited by the Association of Zoos and Aquariums. [3] The zoo averages about 1.3 million visitors a year. [2] The zoo houses 3,100 animals from 350 species [2] and covers an area of 190 acres (77 ha). [4]
Wolves (Canis lupus), coyotes (Canis latrons) and African wild dogs (Lycaon pictus) live in packs with a dominant breeding pair that does most of the territorial urine scent marking in the group. During the breeding season, the dominant male urinates over the dominant female's urine, possibly to hide the female's reproductive status from other ...
Oral contraceptives may also be developed for population control among a variety of animals, including deer, feral pigs, coyotes, cougars, dogs and cats. [8] One product that has been developed for rodents like mice and rats , which originally went by the name Mouseopause , was approved for commercial use under the name ContraPest . [ 9 ]