Rondine degli alberi, Tachycineta bicolor | Stampa d'arte
Tree Swallow - eBird
ZEISS Birding - North America Species Focus: Tree Swallow Tree Swallows (Tachycineta bicolor) can be easily overlooked as a common bird across fields, marshes and ponds. It is worth paying attention to
The Tree Swallow (Tachycineta bicolor) | Download Scientific Diagram