Artwork: Hawk and Sparrows (image) Cornell University Share Print E-Mail Caption Sharp-shinned Hawk and European House Sparrows. Credit Artwork by Bartels Science Illustrator Jen Lobo, Cornell Lab of Ornithology. Usage Restrictions For use with articles about this research only. Share Print E-Mail Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.