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 ...
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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 ...
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 ...
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 ...
WASHINGTON (AP) — Prairie dogs are the Paul Reveres of the Great Plains: They bark to alert neighbors to the presence of predators, with separate calls for dangers coming by land or by air. “Prairie ...
With all the cold weather that we have had, birds are congregating at bird feeders in large numbers to feed. Unfortunately, ...
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