Escaped pet parrots are now naturalized in 23 U.S. states, study finds

Research data on bird sightings finds that 56 different parrot species have been spotted in 43 states, and 25 of those species are now breeding in the wild in 23 different states.

Changes in the metabolism of normal cells promotes the metastasis of ovarian cancer cells
Annual AACR meeting focuses on pioneering research and patient care