Zoology (/zoʊˈɒlədʒi/, zoh-OL-luh-jee) or animal biology is the branch of biology that relates to the animal kingdom, including the structure, embryology, evolution, classification, habits, and distribution of all animals, both living and extinct, and how they interact with their ecosystems. Ornithology is a branch of zoology that concerns the study of birds.
The barn swallow is the most widespread species of swallow in the world. It is a distinctive passerine bird with blue upperparts, a long, deeply forked tail and curved, pointed wings. It is found in Europe, Asia, Africa and the Americas.
The cache is at the posted coordinates and is a letterbox cache containing a stamp and stamp pad.