![Endocrine system / Biology / Birds of North America / Androgens / Lapland Longspur / Testosterone / Parental investment / House Finch / Chestnut-collared Longspur / Calcarius / Dark-eyed Junco / Junco Endocrine system / Biology / Birds of North America / Androgens / Lapland Longspur / Testosterone / Parental investment / House Finch / Chestnut-collared Longspur / Calcarius / Dark-eyed Junco / Junco](https://www.pdfsearch.io/img/75fa11a7169bcdd434869cbe4956bea1.jpg) Date: 2010-09-07 10:10:38Endocrine system Biology Birds of North America Androgens Lapland Longspur Testosterone Parental investment House Finch Chestnut-collared Longspur Calcarius Dark-eyed Junco Junco | | Ethology The Influence of Exogenous Testosterone on the Dynamics of Nestling Provisioning in Dark-Eyed Juncos Ethan D. Clotfelter*, C. Ray Chandler , Val Nolan Jrà & Ellen D. Kettersonà * Department of Biology, AmherAdd to Reading ListSource URL: www.indiana.eduDownload Document from Source Website File Size: 473,54 KBShare Document on Facebook
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