在加拿大被列为濒危物种的烟囱雨燕显示出有希望的恢复，在一个地方统计了 2,400 多只。 Chimney swifts, classified as endangered in Canada, show a promising recovery with over 2,400 counted in one location.

专家们对烟囱雨燕这种濒危物种的未来持乐观态度，此前在新不伦瑞克省弗雷德里克顿的一个地址统计了 2,400 多只鸟。 Experts are optimistic about the future of chimney swifts, a threatened species, after counting over 2,400 of the birds at a single address in Fredericton, New Brunswick. 被归类为加拿大濒临灭绝的烟囱快道面临生境丧失、气候变化和杀虫剂使用的威胁,从而减少了它们的粮食供应。 Classified as endangered in Canada, the chimney swifts face threats from habitat loss, climate change, and pesticide use, which reduce their food supply. 这一显著增长标志着物种保护的一个积极迹象。 This significant increase marks a positive sign for the conservation of the species.