It resembles a chimney swift more than a swallow, swifts have no knees and have to hang off the sides of trees or brick walls. Can it stand up on its legs at all? If not then its definitely a swift.
It resembles a chimney swift more than a swallow, swifts have no knees and have to hang off the sides of trees or brick walls. Can it stand up on its legs at all? If not then its definitely a swift.