At a Glance: June 2017 Wayne R. Petersen June 1, 2017 1 MIN READ At a Glance Wayne R. Petersen Can you identify the bird in this photograph? Identification will be discussed in next issue's AT A GLANCE. Related Articles Front Cover: June 2017 Yellow Warbler taxonomy is complex and somewhat controversial, with 33 recognized subspecies that are divided into three groups: the Yellow Warbler, or aestiva group; ... At a Glance: April 2017 Revealed A cursory look at the mystery bird reveals a hefty gull with a stout bill, a full-chested look, relatively long, pink legs (visible in ... Hot Birds: June 2017 At least two and possibly four or more White-faced Ibis spent the latter half of April into early May in a large flock of ... Dorothy R. Arvidson: 1920-2017 Dorothy maintained a high standard of editing and quality. One of her classic contributions to Bird Observer was her article “On Records of Birds,” ... Bird Sightings: January-February 2017 February was a mixed bag, from frequent snow to record warm temperatures. The temperature averaged 37°, five degrees above normal. The high of 73° on ... The Complex Relationship Between Birds and Gypsy Moths Gypsy Moths: The Problem Most Massachusetts residents are aware of the impact that gypsy moth caterpillars have had in our state over the past few ... Comments are closed.