Ornithology (noun)

The scientific study of birds, including their behavior, physiology, anatomy, physiology and evolution.

Origin:

From the greek words "ornis" meaning "bird" and "logos" meaning "study".

Examples:

1. He studied ornithology in college and went on to become a renowned ornithologist.
2. The ornithology textbook covered the biology and behavior of a wide range of bird species.
3. The ornithology class went on a field trip to observe migratory birds.
4. The ornithology research focused on the conservation of endangered bird species.
5. He contributed to ornithology by describing several new bird species and subspecies.