by Anne Murray on May 20th, 2016 at 1:16 PM
Did you know there are two different species of hummingbirds in the Vancouver area? The rufous hummingbird is a tiny orange-red hummer that visits B.C. each summer and winters in Mexico, while the slightly larger maroon-and-green Anna’s hummingbird is here all year.
Anna's hummingbirds have increased their numbers in B.C. dramatically in the past two decades in response to the warmer climate and availability of year-round food. It is on the front cover of the new Birder’s Guide to Vancouver, and it is one of many bird species spreading across the province, as demonstrated by the newly released British Columbia Breeding Bird Atlas. The atlas was published online this month, coinciding with Vancouver Bird Week, International Migratory Bird Day, and the 100th anniversary of the 1916 Migratory Bird Treaty Act.
The B.C. Breeding Bird Atlas is based on an unprecedented five-year field survey carried out by an army of enthusiastic volunteers and coordinated by the nonprofit group Bird Studies Canada (BSC). Its completion required more than 56,000 hours of fieldwork that collected more than 630,000 records. This massive collaborative effort involved impressive numbers of people: 1,300 field volunteers, 40 writers and editors, 45 regional coordinators, 40 photographers, and 150 partners and special contributors.Read on …