cliff swallow Directory References Images Discover 7 Deadliest Weapons in History 6 Animals We Ate Into Extinction Who Invented the Internet? 7 Drugs that Changed the World 9 Memorials and Monuments in the United States Timeline of the 2000s What Is the Emoluments Clause? Contents cliff swallow bird Ask Our Chatbot a Question Ask Our Chatbot a Question Also known as: Petrochelidon pyrrhonota Learn about this topic in these articles:description In swallow…flask-shaped mud nests, include the cliff swallow (P. pyrrhonota), the bird of San Juan Capistrano Mission, in California; as with other swallows, it has strong homing instincts.Read More