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The Dracula Bird

10,000 Birds

Instead, they lay their eggs in other species’ nests, and let those nest-making birds (often significantly smaller than the cowbirds) raise their young. Its historical year-round range stretches from extreme northwestern Colombia to northern Mexico, with migration into the southwestern United States in the summer.

Birds 162
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Feral Cats Are An Invasive Species in North America (and elsewhere)

10,000 Birds

Free-ranging domestic cats have been introduced globally and have contributed to multiple wildlife extinctions on islands. Here we conduct a systematic review and quantitatively estimate mortality caused by cats in the United States. We estimate that free-ranging domestic cats kill 1.4–3.7