Features nesting, development of embryos and chicks of black-headed gull and common tern Upper Prikamye

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The article presents some characteristic features of the breeding rate of embryo development and changes in body weight of embryos and hatchlings headed Gull and Tern in the Upper Kama.

Common tern, breeding period, embryos, rate of development, stage of development, body weight, black-headed gull

Короткий адрес: https://sciup.org/148203362

IDR: 148203362

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