✦ LIBER ✦

Use of Gravel by Purple Martins

✍ Scribed by Charles R. Brown

No coin nor oath required. For personal study only.

📜 SIMILAR VOLUMES

Starlings Fed by Purple Martins

✍ Willet T. Van Velzen 📂 Article 📅 1960 🏛 University of California Press 🌐 English ⚖ 114 KB

Migrational Dates of Purple Martins

✍ Harold B. Wood 📂 Article 📅 1935 🏛 University of California Press 🌐 English ⚖ 130 KB

Variation in Mate Guarding Intensity by

✍ Eugene S. Morton 📂 Article 📅 1987 🏛 Brill 🌐 English ⚖ 784 KB

Determining Age and Sex of Purple Martin

✍ David M. Niles 📂 Article 📅 1972 🏛 JSTOR ⚖ 145 KB

On Early Spring Arrival of Purple Martin

✍ Charles R. Brown 📂 Article 📅 1978 🏛 JSTOR ⚖ 145 KB

Leaf Pulling by the Purple Martin

✍ Gilbert S. Raynor 📂 Article 📅 1959 🏛 University of California Press 🌐 English ⚖ 98 KB