Because their feet are not adapted to process prey items, shrikes carry large items to thorny vegetation and/or barbed wire fences and promptly impale the prey upon a thorn or barb. This behavior ...
Every autumn I get a few people asking “Where are my cardinals?” or “What happened to the birds this year?” This year has seen a sharp uptick in concern about lonely bird feeders. The emails and texts ...
Intro; Abstract; Acknowledgements; Contents; Chapter 1: How to Study Predator Recognition; 1.1 Observation in the Wild; 1.2 Experiments; 1.2.1 Experiments on Nests; 1.2.2 Experiments on Winter Feeders ...
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12 apex predators that birds instantly flee from
When it comes to the sky, birds usually rule the air, but not always. There are powerful hunters out there that send even the boldest flocks into a panic. These aren’t just predators; they’re apex ...
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