# The Origin of Birds

> book by Gerhard Heilmann

**Wikidata**: [Q7755346](https://www.wikidata.org/wiki/Q7755346)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/The_Origin_of_Birds)  
**Source**: https://4ort.xyz/entity/the-origin-of-birds


## References

1. Goodreads