Why the swallows stopped returning to San Juan Capistrano and how people brought them back.

Cliff swallows are one of more than 350 bird species that migrate along the Pacific Flyway. They stay in the Northern Hemisphere from March to October.

To lure the birds back, mission leaders contacted Charles Brown, an ecologist specializing in cliff swallow research at the University of Tulsa.

https://www.mercurynews.com/2018/03/26/why-the-swallows-stopped-returning-to-san-juan-capistrano-and-how-people-brought-them-back/

Publicado el 27 de marzo de 2018 a las 10:30 AM por biohexx1