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Feral Cats Are An Invasive Species in North America (and elsewhere)

10,000 Birds

You can make a similar map for the small carnivores, the Mustelids, such as minks, ermines, otters, etc. Also, feral Cats on islands seem to be a serious problem, causing the extirpation of some indigenous species. They are invasive species. … Here at 10,000 Birds 20 July – 26 July is Invasive Species Week.

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Urban birds, urban birding… is there a future?

10,000 Birds

I have observed this species many times (my eBird says 28 times this year alone) and never had one landing near me. The last Eurasian Otters were spotted here about the time the construction works started (I have observed them here half a dozen times, and other birders have seen them at least that many times).

2016 176
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Is The Hooded Grebe About To Go Extinct?

10,000 Birds

Twenty two species are distributed among six genera, depending on what happens to be extinct, and for the most part one grebe is like another. This makes Grebes vulnerable to climate change and the predation of invasive species. It is easy to see how Minks set lose in a welcoming habitat could eat an entire species.

2010 205