Remove Eggs Remove Humane Remove Mammals Remove Wolves
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Feral Cats Are An Invasive Species in North America (and elsewhere)

10,000 Birds

Dogs are similarly dispersed across size ranges, with Foxes, Coyotes, and Wolves taking prey across different parts of the size range. billion mammals annually. It is probably true that there is a near 100% overlap in the rodents and other small terrestrial animals, as well as ground bird eggs, eaten by Coyotes and feral Cats.

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Are there so many birds that cats don’t matter?

10,000 Birds

I had noted that if you took a quick look around you’d think there were a lot of birds and very few mammals. Of course, a lot of the mammals would be hiding. If cats displace ferrets, then that probably means that birds are getting hit harder than rodents, and among birds, adult birds are getting hit harder than eggs or hatchlings.

Cats 186
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At Sea With the Marine Birds of the Raincoast: A Book Review

10,000 Birds

There is also a third element, only hinted at in the opening–the environmental and scientific necessity of gathering this data to document the importance of keeping the Pacific Northwest waters healthy and uncontaminated by human elements. Fox does an excellent job balancing these three elements, keeping the emphasis on the birds.

Fox 100