10 Nov 2009, 12:20pm
Homo sapiens Wolves
by admin

Humans, as predators, have duty to control coyotes

By Dick Dekker, PhD, Edmonton wildlife ecologist, The Edmonton Journal, November 9, 2009 [here]

“Coyotes Kill Young Singer Hiking on Nova Scotia Trail” was a headline in The Edmonton Journal of October 29.

This shocking news story was followed by an almost equally shocking headline, but then in a very different sense: Victim Wouldn’t Want Coyotes Killed

The bereaved mother was quoted to say: “We take a calculated risk when spending time in nature’s fold … in the coyote’s space.” By this, she probably meant that the coyote was here first, and its rights should take precedence over those of humans.

Unfortunately, her soft-hearted reaction appears to be based on the fallacious belief that Nova Scotia is the coyote’s original habitat. This is not the case at all — quite the opposite. The coyote arrived after humans exterminated its natural control, the wolf.

Prior to European settlement in North America, the original range of the coyote was restricted to the arid southwest, whereas all lands to the east and north were the domain of its bigger cousin. However, after wolves were shot and poisoned in most of the continent, the coyote took advantage of the opportunity by expanding its range.

This adaptable canid is now common from coast to coast and in all suitable habitats, as far north as Alaska.

According to various experts commenting on the Nova Scotia tragedy, coyotes rarely attack people, and the pair of animals involved in killing the 19-year old woman may not have been pure coyotes, but hybrids of coyotes and dogs (The Journal, October 29).

Eastern coyotes are somewhat larger than the western kind, and the differences may involve more than just physical size. In the Maritime provinces, coyotes have, in fact, become wolflike and now prey on deer as well as mice and rabbits.

“Eastern Coyotes May Be More Aggressive, Expert Says.” (The Journal, October 30). This opinion, however, is contradicted by the facts. Based on the known record, attacks on humans by western coyotes are by no means rare. Several dozen serious and potentially lethal cases have been reported from western national parks — including Jasper, Banff and Yellowstone — as well as from provincial recreation sites in British Columbia.

Nor is coyote aggression toward people uncommon in large cities, including Vancouver, Los Angeles and Toronto. In all of these areas, there was no hunting. Coyotes lose their fear of people, scavenge on food scraps and are sometimes fed.

Most of the woundings have involved children, which were grabbed and dragged into bushes. Luckily, in nearly all of these horrifying incidents, the timely intervention of parents saved the screaming victims from certain death.

Some well-meaning defenders of wild predators argue that attacks on humans by coyotes are very few compared with those by dogs. This is indeed a very sad fact. Serious bites and even lethal maulings by “man’s best friend” average five million reported cases per year in North America.

The difference is that some coyotes consider humans as potential food, on par with deer or bighorn sheep. The coyote’s ferociousness in attacking animals larger than itself is not a pretty sight.

In cities, the fearless coyote is a growing problem, and what to do about it is locally under review. In the opinion of Edmonton park rangers, only proven culprits should be killed, because, for every coyote removed, another one will take its place.

This realistic management option shows a surprising level of tolerance for a potentially dangerous predator in a city where people think little of destroying other wildlife, such as magpies and squirrels, just because they are noisy or a nuisance.

In wilderness habitats, the opportunistic coyote is kept in its place by the wolf. I can speak from personal experience.

During my 30 years of mammal surveys in Jasper Park’s lower Athabasca valley, where wolves have been the apex predator, coyote sightings per day have gradually declined by a factor of 10 to one.

In large cities, in the absence of wolves, humans are now the dominant predator and should take the responsibility for keeping aggressive coyotes at bay.

Copyright 2009, The Edmonton Journal.

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