EditorialXema furcatum, Print, The Sabine's gull (Xema sabini), also known as the fork-tailed gull or xeme, is a small gull. Its generic placement is disputed; some authors treat it as the sole species in the genus Xema as Xema sabini, while others retain it in...
EditorialXema sabini, Print, The Sabine's gull (Xema sabini), also known as the fork-tailed gull or xeme, is a small gull. Its generic placement is disputed; some authors treat it as the sole species in the genus Xema as Xema sabini, while others retain it in t...