42.66 ethology

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Bright colors, enlarged fins, feather plumes, song, horns, antlers, and tusks are often highly sex dimorphic. Why have males in many animals evolved more conspicuous ornaments, signals, and weapons than females? How can such traits evolve although they may reduce male survival? …

"Kari Weil provides a critical introduction to the field of animal studies as well as an appreciation of its thrilling acts of destabilization. Examining real and imagined confrontations between human and nonhuman animals, she charts the presumed lines of difference between huma…