✦ LIBER ✦

Plumage Coloration and Age of Evening Grosbeaks

✍ Scribed by G. Hapgood Parks

No coin nor oath required. For personal study only.

📜 SIMILAR VOLUMES

Juvenal Plumage of the Evening Grosbeak

✍ Allan Brooks 📂 Article 📅 1939 🏛 University of California Press 🌐 English ⚖ 150 KB

Evening and Pine Grosbeaks in Ontario

✍ Ernest E. Thompson 📂 Article 📅 1890 🏛 University of California Press 🌐 English ⚖ 109 KB

Summer Appearances of Adult and Juvenal

✍ Mary S. Shaub 📂 Article 📅 1954 🏛 JSTOR ⚖ 469 KB

The Comparative Feeding Behavior of Wint

✍ Robert E. Gobeil 📂 Article 📅 1963 🏛 JSTOR ⚖ 127 KB

Ornamental plumage coloration and condit

✍ Lynn Siefferman; Geoffrey E. Hill; F. Stephen Dobson 📂 Article 📅 2005 🏛 John Wiley and Sons 🌐 English ⚖ 124 KB

Delayed maturation of plumage coloration

✍ Alexandre Roulin 📂 Article 📅 1999 🏛 Springer 🌐 English ⚖ 420 KB